{"title":"Carmex Thread Turning Inserts – External","description":"\u003cp\u003eCarmex external thread turning inserts for partial and full profile threads: ISO metric, UN, Whitworth, BSPT, NPT, trapez, ACME and more.\u003c\/p\u003e","products":[{"product_id":"11el0-35isobma","title":"11EL0.35ISOBMA - Carmex Thread Turning External Insert - Metric - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert is a metric, left-hand external thread turning insert designed for a wide range of threading tasks. It sits in our industry-leading range of thread turning inserts and uses a laydown triangular geometry to provide a solution for the majority of the thread standards in use today, helping you complete more jobs with a single tooling option.\n\u003c\/p\u003e\n\u003cp\u003e\nWhether you’re setting up production runs or handling maintenance work, this insert delivers reliable, consistent results from basic to demanding applications. Its robust design is built to provide dependable performance and predictable tool life across a variety of materials and cutting conditions.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad thread compatibility\u003c\/b\u003e: Designed to cover the majority of thread standards in a single tool, reducing tool changes and boosting productivity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLaydown triangular geometry\u003c\/b\u003e: Provides stable cutting and smooth entry, helping to achieve clean, consistent threads across a range of materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable, reliable performance\u003c\/b\u003e: Built to handle basic to demanding applications with long tool life and fewer interruptions in production.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert supports streamlined setup, reduced downtime, and repeatable thread quality. Its left-hand, metric orientation aligns with common machine configurations, making it a dependable choice for engineers, machinists, and maintenance teams seeking steady performance and predictable results across diverse threading tasks.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274699157582,"sku":"11EL0.35ISOBMA","price":10.55,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_c9653e1b-3a08-4be2-93c1-e29974d894aa.jpg?v=1693479797"},{"product_id":"11el0-45isobma","title":"11EL0.45ISOBMA - Carmex Thread Turning External Insert - Metric - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003eThe Carmex Thread Turning External Insert is a metric, left-hand, laydown triangular cutting insert designed for external thread turning. It is built to cover a wide range of thread standards, making it a versatile choice for machinists, maintenance shops, and production environments.\u003c\/p\u003e \u003cp\u003eThese high-quality inserts are part of an industry-leading range recognized worldwide for handling a wide spectrum of applications—from straightforward threading to the most demanding ones.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad compatibility with thread standards\u003c\/b\u003e: Our laydown triangular inserts are designed to cover the majority of current thread standards, helping you tackle a wide variety of external threading jobs with a single tool.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable laydown triangular geometry\u003c\/b\u003e: The rugged geometry and precision grind deliver stable cutting action, smoother finishes, and reliable performance across light and heavy-duty applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand metric threading support\u003c\/b\u003e: Specifically engineered for left-hand threads and metric sizing, ensuring clean engagement, precise starts, and consistent results on compatible workpieces.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the Carmex Thread Turning External Insert, you gain a dependable, versatile threading solution that reduces tool changes, speeds up setup, and helps you achieve consistent thread quality across different standards. Its robust design and broad compatibility simplify planning, improve workflow, and contribute to higher productivity in manufacturing, repair, or hobby machining projects.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274699190350,"sku":"11EL0.45ISOBMA","price":10.53,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_61c7b355-1f79-4d07-955e-b8c94f29ec75.jpg?v=1693479801"},{"product_id":"11el0-4isobma","title":"11EL0.4ISOBMA - Carmex Thread Turning External Insert - Metric - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert - Metric - Left Hand - 11EL0.4ISOBMA is part of Carmex's industry-leading range of thread turning inserts designed for external threading tasks. The high-quality laydown triangular design is crafted to cover a broad spectrum of thread standards in use today, delivering versatile performance across many applications.\n\u003c\/p\u003e\n\u003cp\u003e\nIdeal for engineers, machinists, and workshop teams, this insert handles threading projects from basic to more demanding components, helping keep setups streamlined and results consistent across jobs.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad thread-standards compatibility\u003c\/b\u003e: Designed to cover the majority of thread standards available today, helping you reduce insert swaps and keep production moving.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLaydown triangular geometry for stability and finish\u003c\/b\u003e: The laydown triangular shape provides robust cutting action and helps produce consistent thread forms with smoother chip flow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMetric left-hand threading optimization\u003c\/b\u003e: Specifically optimized for metric left-hand threads to ensure accurate engagement and reliable results in these orientations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nTogether, these features translate into reliable, efficient threading performance. You gain a versatile insert that supports quicker setups, fewer interruptions, and consistent thread quality across a range of projects, backed by Carmex's proven manufacturing standards.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274699223118,"sku":"11EL0.4ISOBMA","price":13.68,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_d7477892-c438-4a06-8902-1fc6c518a23e.jpg?v=1693479805"},{"product_id":"11el0-5isobma","title":"11EL0.5ISOBMA - Carmex Thread Turning External Insert - Metric - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nIntroducing the Carmex Thread Turning External Insert - Metric - Left Hand - 11EL0.5ISOBMA. This industry-leading insert uses a laydown triangular geometry to deliver reliable external threading performance across a wide range of metric thread standards. Designed for engineers, machinists, and shop-floor technicians, it provides a versatile solution for everything from routine threading tasks to demanding precision work.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad compatibility with metric left-hand thread standards\u003c\/b\u003e: Works across the majority of common thread standards, reducing the need for multiple inserts and simplifying setup for diverse jobs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTriangular laydown geometry for stable, efficient cutting\u003c\/b\u003e: The laydown shape delivers solid support and improved chip control, helping deliver smooth cuts and longer tool life with fewer re-cuts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eReliable performance from basic to demanding applications\u003c\/b\u003e: Consistent thread form and finish across a wide range of tasks, enabling quicker throughput and less downtime on busy production lines.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert is a practical, high-quality option for anyone who regularly turns external threads. By covering a broad spectrum of metric left-hand standards with a single, dependable tool, it helps streamline workflows, reduce tool changes, and deliver dependable results across varied applications.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274699255886,"sku":"11EL0.5ISOBMA","price":10.53,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_e6897ee0-580a-441f-aa07-b2525e162740.jpg?v=1693479808"},{"product_id":"11el0-5isok20","title":"11EL0.5ISOK20 - Carmex Thread Turning External Insert - Metric - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert, Metric, Left-Hand (Model 11EL0.5ISOK20), is a high‑quality triangular laydown insert designed for external threading on metric left‑hand threads. It belongs to our industry‑leading range recognized worldwide for its broad compatibility with thread standards and reliable performance across a wide range of applications.\n\u003c\/p\u003e\n\u003cp\u003e\nBuilt to handle everything from simple to the most demanding threading tasks, this insert delivers smooth, consistent cuts and predictable results—day in, day out.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad compatibility with thread standards\u003c\/b\u003e: Designed to cover the majority of modern thread standards, reducing tool changes and simplifying setups for diverse projects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTriangular laydown design for durability\u003c\/b\u003e: The laydown geometry provides strong support and efficient chip handling, helping maintain a clean finish on external threads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMetric Left-Hand orientation\u003c\/b\u003e: Specifically configured for metric left‑hand threads, enabling reliable, repeatable cuts across a wide range of machining tasks.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert supports efficient workflows by delivering consistent thread quality with fewer adjustments, helping you complete threaded components faster while maintaining accuracy and surface finish across production and job‑shop environments.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274699288654,"sku":"11EL0.5ISOK20","price":11.13,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_6d4e4a7f-f7f5-412c-b8c6-a374c2e8031b.jpg?v=1693479812"},{"product_id":"11el0-6isobma","title":"11EL0.6ISOBMA - Carmex Thread Turning External Insert - Metric - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Carmex Thread Turning External Insert — metric, left-hand, product code 11EL0.6ISOBMA — designed for external thread turning. Built for engineers, machinists, and workshop professionals, it covers a broad range of metric thread standards and applications. From quick setup in a job shop to high-volume production, these laydown triangular inserts deliver reliable thread profiles with consistent results.\u003c\/p\u003e \u003cp\u003eIts geometry and construction are aimed at stable engagement and clean chip breaking, helping you achieve precise threads, fewer reworks, and longer tool life across both simple and demanding threading tasks.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eWide compatibility with metric thread standards\u003c\/b\u003e: These laydown triangular inserts are designed to cover the majority of metric thread standards in common use today, reducing the need to stock multiple insert types and simplifying procurement for mixed jobs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStable, precise cutting geometry\u003c\/b\u003e: The laydown triangular design provides solid tool engagement, reduces chatter, and helps produce accurate thread profiles with smooth surface finishes on a variety of materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable, reliable performance for demanding applications\u003c\/b\u003e: Built for industrial use, this insert delivers consistent results in basic to high-demand threading tasks, with long life and predictable wear characteristics under typical turning conditions.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoosing this insert helps you streamline setup, cut threads with confidence, and maintain steady throughput. With broad compatibility and a robust build, you can shorten tool-change intervals, reduce rework, and achieve dependable results across jobs, from fasteners to fittings. This makes it a practical, cost-effective addition to a machinist’s toolkit and a solid fit for both job shops and production environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274699386958,"sku":"11EL0.6ISOBMA","price":10.53,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_0079b398-e74d-43bb-8fbf-009725317838.jpg?v=1693479819"},{"product_id":"11el0-75isobma","title":"11EL0.75ISOBMA - Carmex Thread Turning External Insert - Metric - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert, Metric - Left Hand - 11EL0.75ISOBMA, is a precision threading insert designed for external left‑hand thread turning on metric sizes. It’s built for engineers, machinists, maintenance teams, and hobbyists who value consistent, reliable performance across a wide range of threading tasks—from simple, routine jobs to the most demanding profiles.\n\u003c\/p\u003e\n\u003cp\u003e\nThe laydown triangular geometry provides stable chip control and helps deliver clean, accurate thread forms with each pass. This design supports smooth operation and dependable results, reducing manual adjustments and rework across diverse materials and thread standards.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad compatibility with thread standards\u003c\/b\u003e: Designed to cover the majority of metric left‑hand thread standards in common use, making it a versatile choice for mixed production and varying runs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStable, easy setup\u003c\/b\u003e: Laydown triangular geometry seats securely in the holder for precise alignment, minimizing chatter and speeding up setup and changeovers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable, reliable construction\u003c\/b\u003e: Built to withstand demanding threading applications, helping extend tool life and reduce downtime on busy shops or production lines.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert helps you complete external left‑hand threading with confidence, delivering consistent thread quality, faster workflow, and fewer interruptions. It’s a dependable choice for production environments, maintenance routines, and any project where reliable, repeatable threads are essential.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274699452494,"sku":"11EL0.75ISOBMA","price":10.53,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_adc00a82-c5da-47d1-83ec-4acd1faaa005.jpg?v=1693479827"},{"product_id":"11el0-75isok20","title":"11EL0.75ISOK20 - Carmex Thread Turning External Insert - Metric - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Thread Turning External Insert (Metric - Left Hand) 11EL0.75ISOK20 is a purpose-built tool insert designed specifically for external threading on metric left‑hand threads. It’s ideal for shops and technicians handling a variety of thread standards, offering reliable performance across a broad range of tasks.\n\u003c\/p\u003e \u003cp\u003e\nAs part of Carmex’s industry-leading range of thread turning inserts, this laydown triangular design is engineered to cover the majority of thread standards in use today, providing a practical solution for everything from routine work to more demanding applications.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad thread compatibility\u003c\/b\u003e: A single insert covers the majority of common thread standards, reducing tool changes and stocking needs for diverse jobs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLaydown triangular design\u003c\/b\u003e: Stable engagement and efficient chip control translate to smoother cuts and consistent results across a range of materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMetric left-hand threading ready\u003c\/b\u003e: Optimized for metric left-hand threads, delivering reliable, predictable performance on external turning operations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nWith this insert, you can streamline threading work, reduce downtime, and achieve consistent thread quality across varying projects. Its versatile compatibility and robust design help you complete tasks efficiently while maintaining accuracy and finish.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274699485262,"sku":"11EL0.75ISOK20","price":11.13,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_e030809b-76eb-403d-a353-5997f453d7e0.jpg?v=1693479830"},{"product_id":"11el0-7isobma","title":"11EL0.7ISOBMA - Carmex Thread Turning External Insert - Metric - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nOur Carmex Thread Turning External Insert is part of an industry-leading range of thread turning inserts. These high-quality laydown triangular inserts are designed to cover the majority of thread standards in use today and can handle a wide range of applications—from basic to the most demanding ones.\n\u003c\/p\u003e \u003cp\u003e\nConfigured for metric left-hand threads, this external insert provides reliable engagement and consistent results for external thread turning across a wide range of materials.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eWide thread compatibility\u003c\/b\u003e: Covers a broad range of thread standards, enabling you to tackle many projects without needing to swap inserts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStable laydown triangular geometry\u003c\/b\u003e: Delivers stable cutting action and helps achieve consistent thread form across both simple and challenging applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMetric left-hand configuration\u003c\/b\u003e: Specifically tailored for metric left-hand threads, ensuring proper engagement and accurate thread forms.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert is designed to be a dependable choice for engineers, machinists, and technicians who value consistent results and flexible performance on external thread turning tasks. By combining broad compatibility, stable cutting action, and metric left-hand precision, it supports efficient workflows and reliable threading outcomes across a variety of materials and applications.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274699550798,"sku":"11EL0.7ISOBMA","price":10.53,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_68514478-e8eb-4659-b940-7600b914f014.jpg?v=1693479838"},{"product_id":"11el0-8isobma","title":"11EL0.8ISOBMA - Carmex Thread Turning External Insert - Metric - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert - Metric - Left Hand - 11EL0.8ISOBMA belongs to our industry-leading range of thread turning inserts, recognized worldwide for quality and versatility. The external insert is designed for metric left-hand threads and works across a broad set of turning tasks, making it a dependable choice for both shop floors and production environments.\n\u003c\/p\u003e \u003cp\u003e\nThese high-quality laydown triangular inserts provide a practical solution for the majority of thread standards in use today, and they can handle a wide range of applications—from basic tasks to more demanding machining jobs.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad compatibility with metric left-hand thread standards\u003c\/b\u003e: Designed to cover a wide range of metric left-hand thread requirements, helping you complete most jobs with a single insert.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable laydown triangular geometry\u003c\/b\u003e: The high-quality triangular design delivers stable cutting and repeatable results across a variety of thread sizes and materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eReliable performance from basic to demanding applications\u003c\/b\u003e: Suitable for simple threading tasks and tougher production runs, supporting consistent results and minimizing tool changes.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert is engineered to streamline your threading workflow by offering broad coverage, dependable performance, and a robust construction that stands up to everyday production demands. It helps you achieve clean, accurate threads with fewer tool changes, contributing to smoother setups and more predictable outcomes across your manufacturing runs.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274699616334,"sku":"11EL0.8ISOBMA","price":8.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_49471a24-98dc-49a2-a3f0-d66caec72640.jpg?v=1693479845"},{"product_id":"11el1-0isobma","title":"11EL1.0ISOBMA - Carmex Thread Turning External Insert - Metric - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert, Metric, Left-Hand, 11EL1.0ISOBMA, is part of Carmex’s industry-leading range of thread turning inserts recognized worldwide for reliability. This laydown triangular insert is engineered to cover a broad spectrum of thread standards, giving you a single solution for many common threading tasks.\n\u003c\/p\u003e \u003cp\u003e\nWhether you’re an engineer, a procurement professional, a tradesperson, a maker, or a hobbyist, this external insert is designed to deliver consistent, clean threads with straightforward setup. Its metric, left-hand orientation is built to perform across both basic and demanding applications, reducing tool changes and downtime.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eWide thread-standards compatibility\u003c\/b\u003e: Designed to handle a broad range of metric thread forms, so you can complete more jobs with one insert and minimize inventory.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRigid laydown triangular geometry\u003c\/b\u003e: Provides solid support and stability during cutting, promoting smooth, consistent thread profiles and longer insert life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand metric threading ready\u003c\/b\u003e: Specifically optimized for left-hand threading, delivering reliable cutting action and predictable results in LH operations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis combination of versatility, durability, and dependable performance helps you streamline threading work, shorten setup times, and achieve high-quality threads across a wide variety of projects.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274699649102,"sku":"11EL1.0ISOBMA","price":8.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_ffcaabd9-64b4-4459-b93a-5831f56d8546.jpg?v=1693479848"},{"product_id":"11el1-0isok20","title":"11EL1.0ISOK20 - Carmex Thread Turning External Insert - Metric - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert, Metric, Left-Hand (11EL1.0ISOK20) is designed for external threading tasks on metric left‑hand threads. As part of Carmex’s globally recognized range, this laydown triangular insert offers broad compatibility with many thread standards, giving you a single, reliable solution for a wide range of jobs. From simple runs to more challenging threads, it’s built to perform consistently in everyday workloads.\n\u003cbr\u003e\u003cbr\u003e\nWhether you’re setting up a new project or maintaining a high-volume production schedule, this insert helps you tackle a variety of threading tasks with confidence and ease.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad thread-standard compatibility\u003c\/b\u003e: Covers a wide range of metric thread standards, reducing tool changes and simplifying inventory so you can complete more jobs with fewer inserts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLaydown triangular geometry\u003c\/b\u003e: Provides stable engagement and efficient cutting across common thread profiles, helping you achieve reliable, consistent results.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eGlobally trusted quality\u003c\/b\u003e: Part of an industry‑leading range recognized worldwide for dependable performance in demanding environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nIn practice, the Carmex 11EL1.0ISOK20 insert helps streamline external threading work, supports both basic and demanding applications, and delivers predictable results across different metric left‑hand thread sizes. It’s a dependable choice for engineers, machinists, and workshop teams aiming for steady productivity and consistent thread quality.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274699681870,"sku":"11EL1.0ISOK20","price":8.6,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_9ebb87c6-b6fb-4a9a-bca1-d31e7a84fa34.jpg?v=1693479852"},{"product_id":"11el1-25isobma","title":"11EL1.25ISOBMA - Carmex Thread Turning External Insert - Metric - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Thread Turning External Insert is a metric, left‑hand threading solution designed for external thread turning. Its compact, laydown triangular geometry and central mounting bore provide a versatile option that covers the majority of thread standards in use today, making it a reliable choice for engineers, machinists, and shop floor personnel alike.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad thread-standards coverage\u003c\/b\u003e: A high‑quality laydown triangular insert designed to work with the majority of metric left‑hand thread standards, helping you complete a wide range of jobs with a single, adaptable tool.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVersatile threading for basic to demanding tasks\u003c\/b\u003e: Suitable for applications from simple passes to more challenging cuts, delivering consistent results across basic and demanding threading work.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft‑hand metric threading optimized\u003c\/b\u003e: Specifically configured for metric left‑hand threads, ensuring reliable engagement and predictable performance in your turning operations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert helps streamline your workflow by reducing the need for multiple inserts, delivering repeatable seating and dependable performance across a broad set of threading tasks. With its proven design, you can expect smoother setup, fewer tool changes, and faster cycle times while achieving precise thread forms.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274699747406,"sku":"11EL1.25ISOBMA","price":8.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_16accd43-5e4a-45dc-8239-e89a47b2b274.jpg?v=1693479860"},{"product_id":"11el1-25isok20","title":"11EL1.25ISOK20 - Carmex Thread Turning External Insert - Metric - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert (Metric, Left Hand) is designed for external threading tasks across a wide range of thread standards. This high-quality, laydown triangular insert delivers reliable performance from basic jobs to the most demanding applications, making it a versatile tool for engineers, machinists, and workshops.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad thread compatibility\u003c\/b\u003e: Designed to cover the majority of thread standards in use today, reducing the need to stock multiple inserts and simplifying setup across projects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLaydown triangular geometry for stability\u003c\/b\u003e: The laydown triangular design provides stable cutting engagement, helping you achieve consistent results across different feeds and materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMetric left-handed threading optimized\u003c\/b\u003e: Specifically suited for metric left-hand threads, enabling reliable engagement and predictable results in a range of threading operations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nWith Carmex Thread Turning External Insert, you gain a versatile tool that simplifies threading work, reduces setup time, and delivers consistent external-thread results across multiple standards. The tool's robust design supports demanding applications while keeping operations smooth and predictable, helping you complete projects faster and with better surface quality.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274699780174,"sku":"11EL1.25ISOK20","price":8.6,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_2d91d3d2-66a9-4ea0-8033-f590834cd8a8.jpg?v=1693479864"},{"product_id":"11el1-50isobma","title":"11EL1.50ISOBMA - Carmex Thread Turning External Insert - Metric - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert (Metric, Left Hand) 11EL1.50ISOBMA is part of our globally trusted range of thread turning inserts. These laydown triangular inserts are designed to cover the majority of thread standards used today, delivering reliable performance across a wide range of applications.\n\u003c\/p\u003e \u003cp\u003e\nDesigned to be practical for a spectrum of threading tasks—from simple to demanding—this insert helps you complete more work with fewer tool changes and less downtime. It’s a versatile choice for engineers, machinists, buyers, and hobbyists who value consistent results and straightforward setup.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad thread compatibility\u003c\/b\u003e: Built to address the majority of common thread standards, reducing the need for multiple tools and helping you keep production moving.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTriangular laydown geometry for stable cutting\u003c\/b\u003e: The laydown triangular design promotes stable engagement, delivering clean, repeatable thread profiles across materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eReliable performance from basic to demanding applications\u003c\/b\u003e: Capable of handling simple to complex threading tasks with dependable results on every pass.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert is a practical, all-in-one solution for metric left-hand threading tasks, helping you streamline workflows, improve consistency, and maintain steady throughput in your threading operations.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274699845710,"sku":"11EL1.50ISOBMA","price":10.55,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_d045f754-344c-4cca-b76e-89f5b574a9ce.jpg?v=1693479872"},{"product_id":"11el1-5isobma","title":"11EL1.5ISOBMA - Carmex Thread Turning External Insert - Metric - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert – Metric – Left Hand – 11EL1.5ISOBMA is part of our industry-leading line of thread turning inserts. These high-quality laydown triangular inserts are designed to cover the majority of thread standards used today, making it easier to handle a wide range of threading tasks in one reliable tool. Built for both everyday jobs and more demanding applications, this insert helps you complete precision threads with fewer tool changes.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad compatibility with thread standards\u003c\/b\u003e: Designed to provide a solution for the majority of thread standards in use today, helping you standardize tooling and simplify inventory.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVersatile for basic to demanding applications\u003c\/b\u003e: Ready to tackle routine threading as well as tougher profiles and materials, reducing setup time and downtime.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTrusted, globally recognized quality\u003c\/b\u003e: Part of an industry-leading range that professionals worldwide rely on for dependable threading performance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nBy choosing this Carmex external insert, you equip your shop to handle diverse threading needs with a single, reliable tool. Its broad compatibility and versatile performance streamline workflows, cut setup time, and help you achieve accurate, consistent threads across a range of standards. This means fewer tool changes, less downtime, and improved overall productivity.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274699878478,"sku":"11EL1.5ISOBMA","price":8.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_fe90f1a8-30d3-43f7-ace4-5a6096652f32.jpg?v=1693479875"},{"product_id":"11el1-5isok20","title":"11EL1.5ISOK20 - Carmex Thread Turning External Insert - Metric - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert - Metric - Left Hand - 11EL1.5ISOK20 is a versatile, high‑quality cutting insert designed for external thread turning on metric left‑hand threads. Part of Carmex's industry‑leading range, this laydown triangular insert is built to perform across a wide range of threading tasks and standards.\n\u003c\/p\u003e \u003cp\u003e\nEngineered for professionals and technicians alike, it delivers reliable results on everything from routine threads to demanding profiles, making it a dependable choice for busy workshops.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad thread standard compatibility\u003c\/b\u003e: The insert is designed to cover the majority of thread standards in use today, helping you tackle a wide range of jobs with a single tool.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLaydown triangular design for stable turning\u003c\/b\u003e: The laydown geometry delivers consistent cutting action, promoting clean starts and stable form across common thread profiles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMetric left‑hand threading support\u003c\/b\u003e: Specifically configured for metric left threads, ensuring proper thread form and reliable results in your applications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis combination of versatility, stable performance, and targeted compatibility helps you streamline setups, reduce tool changes, and deliver accurate thread forms on every job. By covering many thread standards with one insert, you can complete projects more efficiently while maintaining high-quality finishes and dependable results.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274699911246,"sku":"11EL1.5ISOK20","price":8.6,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_af678baf-9a41-4153-bff3-abaa6aadabf3.jpg?v=1693479878"},{"product_id":"11el1-75isobma","title":"11EL1.75ISOBMA - Carmex Thread Turning External Insert - Metric - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert, Metric - Left Hand (Model 11EL1.75ISOBMA), is part of our industry-leading range of thread turning inserts. These laydown triangular inserts are designed to handle a wide array of thread standards, providing a reliable, single solution for many jobs.\n\u003c\/p\u003e \u003cp\u003e\nWhether you're an engineer, machinist, or shop-floor technician, this insert delivers consistent external threading performance from simple projects to demanding production runs.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad thread compatibility\u003c\/b\u003e: These inserts cover the majority of thread standards in use today, reducing tool changes and simplifying inventory so you can move from one job to the next without swapping inserts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand metric threading support\u003c\/b\u003e: Optimized for external turning of metric left-hand threads, providing reliable engagement and a consistent thread form across materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLaydown triangular geometry for stable cutting\u003c\/b\u003e: The laydown triangular shape delivers stable cutting action, efficient chip control, and smoother finishes on threaded components.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis Carmex insert helps you streamline your threading workflow: fewer tool changes, reliable results across a broad range of standards, and consistently high-quality threads from prototype parts to high-volume production. Built for durability and repeatable performance, it supports faster setups, reduced downtime, and greater confidence in every job.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274699976782,"sku":"11EL1.75ISOBMA","price":8.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_e66ac53b-3016-4104-9896-065fe06cb45a.jpg?v=1693479886"},{"product_id":"11el14nptbma","title":"11EL14NPTBMA - Carmex Thread Turning External Insert - NPT - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Carmex Thread Turning External Insert - NPT - Left Hand - 11EL14NPTBMA. This external insert is part of Carmex's industry-leading range of thread turning tools, engineered to deliver reliable performance when cutting left-hand NPT threads. Its laydown triangular geometry offers versatility across a broad range of thread standards.\u003c\/p\u003e \u003cp\u003eDesigned for engineers, buyers, tradespeople, hobbyists, and operators alike, it helps you tackle threading tasks from simple to demanding with a single, adaptable insert. This approach minimizes tool changes and keeps your workflow moving smoothly on the shop floor.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad thread-standards coverage\u003c\/b\u003e: A single laydown triangular insert works with the majority of thread standards, reducing the need to stock multiple tools and adapters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStable, efficient cutting with triangular laydown geometry\u003c\/b\u003e: The geometry promotes smooth chip evacuation and consistent thread profiles across basic to demanding applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand NPT external threading suitability\u003c\/b\u003e: Specifically engineered for left-hand NPT external threads, delivering precise engagement and dependable results on compatible parts.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eBy choosing Carmex, you invest in a tool that simplifies your threading workflow. The broad compatibility minimizes tool changes, while the stable cutting action helps you achieve consistent thread profiles and smooth finishes. The dedicated left-hand NPT alignment ensures reliable engagement on corresponding components, enabling you to complete more parts per shift with fewer rework incidents and greater production reliability.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274700042318,"sku":"11EL14NPTBMA","price":8.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_18d91db9-fb60-4d98-aad9-91f17ff79c84.jpg?v=1693479893"},{"product_id":"11el14nptfbma","title":"11EL14NPTFBMA - Carmex Thread Turning External Insert - NPTF - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Thread Turning External Insert – NPTF – Left Hand is a versatile, laydown triangular insert designed for external thread turning across a wide range of standards, including left-handed threads. This makes it a practical choice for machine shops, maintenance teams, and hobbyists who need reliable, adaptable tooling for threaded parts.\n\u003c\/p\u003e \u003cp\u003e\nDesigned to handle from basic to demanding applications, this insert reduces tool changes and helps you achieve consistent thread forms with each pass.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad thread standards coverage\u003c\/b\u003e: These inserts are designed to tackle the majority of thread standards used today, helping you complete more jobs with a single tool and reduce inventory complexity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLaydown triangular geometry for stable cutting\u003c\/b\u003e: The laydown triangular design provides a steady cutting action, controlled chip flow, and reliable thread formation across a range of materials and threads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand threading compatibility and secure seating\u003c\/b\u003e: Specifically configured for left-hand threads, with dependable seating in standard holders for consistent performance and reduced setup time.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert supports faster, more predictable threading work. By covering most thread standards in one insert, you can reduce setup time and tool-change interruptions, enabling smoother workflows and on-time delivery. The durable geometry maintains consistent thread form and surface finish from first pass to last, helping you meet tight tolerances and achieve repeatable results across jobs.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274700075086,"sku":"11EL14NPTFBMA","price":9.3,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_d89d4655-6747-4256-a991-fd2d73b97aac.jpg?v=1693479896"},{"product_id":"11el14unbma","title":"11EL14UNBMA - Carmex Thread Turning External Insert - UN (UNC,UNF,UNEF,UNS) - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert – UN Left Hand (UNC, UNF, UNEF, UNS) – 11EL14UNBMA is a versatile cutting insert designed for external thread turning on lathes. It suits engineers, machinists, and workshops that work with a wide range of thread standards—from straightforward to demanding applications.\n\u003c\/p\u003e\n\u003cp\u003e\nIts left‑hand geometry and universal compatibility enable you to tackle multiple thread types with a single tool, helping reduce tool changes and keep production moving smoothly.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eUniversal compatibility with UNC, UNF, UNEF, and UNS left-hand threads\u003c\/b\u003e: One insert handles multiple thread standards, reducing tool inventory and setup time while expanding your threading capabilities.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLaydown triangular geometry for stable cutting and finish you can trust\u003c\/b\u003e: The triangular laydown design delivers steady tool engagement, helping achieve consistent thread form and smoother surface finish across passes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable, reliable performance for demanding applications\u003c\/b\u003e: Engineered to maintain form through repeated use, supporting longer runs between inserts and predictable results on challenging materials.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nBy consolidating common thread standards into one dependable insert, the Carmex thread turning solution helps you streamline setups, reduce downtime, and achieve repeatable, high-quality external threads with confidence.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274700107854,"sku":"11EL14UNBMA","price":8.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_fd2b57de-4302-41db-92b9-69cdbbc4e1ce.jpg?v=1693479900"},{"product_id":"11el14unjbma","title":"11EL14UNJBMA - Carmex Thread Turning External Insert - UNJ (UNJC UNJF UNJEF UNJS) - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nOur Carmex Thread Turning External Insert is designed for external turning of UNJ threads with a left-hand lead. This insert covers UNJ standards including UNJC, UNJF, UNJEF, and UNJS, letting you tackle multiple thread types with a single tool. The laydown triangular geometry delivers reliable cutting performance across a wide range of applications—from basic to demanding tasks.\n\u003c\/p\u003e \u003cp\u003eAs part of Carmex's industry-leading range of thread turning inserts, this tool is built to provide consistent results and durable performance in everyday shop conditions.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad UNJ compatibility\u003c\/b\u003e: Covers UNJC, UNJF, UNJEF, and UNJS, so you can handle multiple thread standards with one insert.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand threading optimized\u003c\/b\u003e: Engineered for left-handed threads, promoting easier starts and consistent thread formation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable laydown triangular design\u003c\/b\u003e: Sturdy geometry provides a reliable cutting edge and stable performance across a range of applications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert helps streamline threading operations by supporting multiple UNJ standards with one tool, reducing tool changes and inventory complexity. Its robust design and optimized geometry contribute to smoother finishes, improved surface quality, and reliable performance across both simple and demanding tasks—empowering you to complete projects faster with consistent results.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274700140622,"sku":"11EL14UNJBMA","price":10.28,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_12895bf3-0bb9-4627-9afa-bef654aa4c77.jpg?v=1693479904"},{"product_id":"11el14wbma","title":"11EL14WBMA - Carmex Thread Turning External Insert - W (BSW BSF BSP BSB) - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Thread Turning External Insert - W (BSW BSF BSP BSB) - Left Hand - 11EL14WBMA is a high-quality external threading insert designed to cover the most common thread standards with a single tool. Its laydown triangular geometry is optimized for external threads, delivering reliable, repeatable results across a wide range of applications from basic joints to demanding components.\n\u003c\/p\u003e \u003cp\u003e\nWhether you are an engineer, machinist, buyer, tradesperson, or hobbyist, this insert helps you reduce setup time and tool changes while delivering consistent thread forms across diverse tasks.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad thread-standard compatibility\u003c\/b\u003e: Covers BSW, BSF, BSP, and BSB external thread standards, allowing you to handle varied jobs with one insert and reducing tool changes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLaydown triangular geometry for stable cutting\u003c\/b\u003e: Designed for smooth, predictable threading action and good chip control, helping you achieve consistent thread profiles on both simple and demanding workpieces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft Hand orientation for versatile setups\u003c\/b\u003e: Specifically suited for left-hand threading tasks, enabling efficient setups and reliable performance across a range of components.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert provides dependable performance across the lifecycle of a project—helping you streamline workflows, minimize downtime, and achieve reliable, repeatable results with confidence in every cut.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274700206158,"sku":"11EL14WBMA","price":8.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_ab75104a-1a27-40c7-b7ce-1e162a4d7fd3.jpg?v=1693479911"},{"product_id":"11el16abutbma","title":"11EL16ABUTBMA - Carmex Thread Turning External Insert - American Butress - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert – American Butress – Left Hand – 11EL16ABUTBMA is an external thread turning insert designed to handle a wide range of thread standards. This high-quality, laydown triangular insert is suitable for professionals in engineering shops, manufacturing environments, and on-site maintenance, delivering a reliable solution for external threading tasks—from basic to the most demanding applications.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad Thread Standards Compatibility\u003c\/b\u003e: Covers the majority of thread standards in use today, allowing you to complete more jobs with a single insert and reducing tool changes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable Laydown Triangular Geometry\u003c\/b\u003e: The laydown triangular shape distributes cutting forces evenly, delivering stable performance and longer insert life across a broad range of materials and thread sizes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-Hand External Turning Orientation\u003c\/b\u003e: Specifically designed for left-hand threading, enabling faster setups and reliable, repeatable threads on compatible machines.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nWith the Carmex 11EL16ABUTBMA external insert, you gain a versatile, dependable tool that reduces tool changes, speeds production, and delivers consistent thread quality across a range of standards. Its rugged geometry and left-hand design support reliable performance even in demanding materials, helping you meet tight schedules and maintain high-quality finishes. This insert is a practical, long-lasting choice for engineers, machinists, and technicians seeking efficiency and repeatable results in external thread turning.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274700238926,"sku":"11EL16ABUTBMA","price":10.28,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_b970a180-9c9a-4ddd-9219-476af7d7d272.jpg?v=1693479915"},{"product_id":"11el16acmebma","title":"11EL16ACMEBMA - Carmex Thread Turning External Insert - ACME - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Thread Turning External Insert – ACME – Left Hand – 11EL16ACMEBMA is designed for external threading tasks and sits at the core of an industry-leading range of thread turning inserts. These high-quality laydown triangular inserts are built to cover a broad spectrum of thread standards, providing a dependable solution for a wide variety of turning jobs.\n\u003c\/p\u003e\n\u003cp\u003e\nWhether you’re performing simple, quick-thread operations or tackling more demanding production work, this insert delivers consistent results with straightforward setup and reliable performance across a range of applications.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad compatibility across thread standards\u003c\/b\u003e: Designed to cover the majority of thread standards available today, reducing the need to stock multiple inserts and simplifying tool management.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLaydown triangular geometry for stable, smooth cuts\u003c\/b\u003e: The geometry supports steady engagement and clean thread profiles, helping to extend insert life and improve surface finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand ACME external turning capability\u003c\/b\u003e: Optimized for left-hand ACME threads, delivering reliable, repeatable results on a wide range of materials without unnecessary tool changes.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert helps you streamline threading tasks by accommodating a wide range of standards with a single tool, reducing downtime and tool-change frequency. Its versatile geometry and proven reliability translate into consistent thread quality, faster cycle times, and greater confidence in demanding production environments.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274700271694,"sku":"11EL16ACMEBMA","price":9.3,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_9670f5d9-7455-4a9a-81b6-e1de1b46b4ca.jpg?v=1693479918"},{"product_id":"11el16stacmebma","title":"11EL16STACMEBMA - Carmex Thread Turning External Insert - Stub Acme - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Thread Turning External Insert with Stub Acme geometry is built for left-hand external threading, delivering precise thread form with stable cutting action. It’s a reliable choice for production runs, maintenance, and custom projects where accurate left-hand Acme threads are required.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-Hand Stub Acme geometry\u003c\/b\u003e: Specifically shaped to produce accurate left-hand Acme threads with clean cuts and stable tool paths, helping minimize finishing work.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBroad thread-standards compatibility\u003c\/b\u003e: Designed to cover the majority of commonly used thread standards, reducing the need to switch inserts for different jobs and speeding setup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLaydown triangular insert design for stability\u003c\/b\u003e: The triangular laydown form provides solid support during cutting, delivering consistent results and helping to reduce chatter across a range of materials.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert supports a efficient, uninterrupted workflow by enabling reliable external threading with minimal rework. Its versatile geometry and robust design help you complete jobs faster, maintain tight tolerances, and ship parts with confidence.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274700304462,"sku":"11EL16STACMEBMA","price":10.28,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_7af85815-bb9b-4714-9f39-718ace11017d.jpg?v=1693479922"},{"product_id":"11el16unbma","title":"11EL16UNBMA - Carmex Thread Turning External Insert - UN (UNC,UNF,UNEF,UNS) - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Thread Turning External Insert — Left Hand, model 11EL16UNBMA, is a versatile cutting tool designed for external thread turning across a broad range of UN thread standards. The left-hand variant is optimized for left-handed threads, delivering dependable, repeatable results in production, maintenance, and prototyping work.\n\u003c\/p\u003e \u003cp\u003eOur industry-leading line uses high-quality laydown triangular geometry to handle everything from basic threading tasks to the most demanding applications, providing consistent performance and clean thread finishes across a variety of materials.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad UN thread compatibility\u003c\/b\u003e: Works across UNC, UNF, UNEF, and UNS external threads, enabling you to complete mixed-thread jobs with a single insert and minimize tool changes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand threading readiness\u003c\/b\u003e: Specifically engineered for left-hand threads, ensuring correct cutting action and consistent thread quality on every pass.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable triangular laydown geometry\u003c\/b\u003e: The sturdy laydown triangle provides stable cutting action, efficient chip control, and long insert life in a range of materials and production scenarios.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nWith the Carmex Thread Turning External Insert, you gain a reliable, adaptable solution that simplifies threading work. Its broad compatibility reduces the need for multiple inserts, while the left-hand orientation and durable geometry deliver consistent results, faster setup, and fewer reworks across basic and demanding applications. This translates to smoother workflows, improved throughput, and increased confidence in every threaded finish.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274700337230,"sku":"11EL16UNBMA","price":8.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_d165e2ad-937a-42f5-ab45-832b5ac22b30.jpg?v=1693479926"},{"product_id":"11el16unjbma","title":"11EL16UNJBMA - Carmex Thread Turning External Insert - UNJ (UNJC UNJF UNJEF UNJS) - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Thread Turning External Insert is a versatile cutting tool designed for external threading on UNJ standards. It’s ideal for engineers, machinists, and technicians who need reliable, repeatable thread profiles across UNJ applications.\n\u003c\/p\u003e \u003cp\u003e\nCataloged as model 11EL16UNJBMA, this left-hand insert uses a laydown triangular geometry to deliver stable cutting action, clean chip control, and consistent results from basic jobs to demanding production runs.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad UNJ compatibility\u003c\/b\u003e: Works with UNJC, UNJF, UNJEF, and UNJS external thread standards, consolidating tooling and reducing the need for multiple inserts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand external threading design\u003c\/b\u003e: Optimized for left-handed threads, providing predictable performance and smooth engagement for reliable results.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLaydown triangular geometry for consistent cutting\u003c\/b\u003e: Delivers stable chip flow and reduced vibration, enabling clean, accurate threads across a wide range of applications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert helps streamline your workflow by minimizing tool changes and delivering repeatable thread quality across parts and batches. Its broad UNJ coverage and left-hand threading capability save setup time, improve uptime, and support consistent results that meet tight tolerances and finish requirements.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274700369998,"sku":"11EL16UNJBMA","price":10.28,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_32d9dbac-1dc4-4c62-88ee-f8f06f962653.jpg?v=1693479929"},{"product_id":"11el16wbma","title":"11EL16WBMA - Carmex Thread Turning External Insert - W (BSW BSF BSP BSB) - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Thread Turning External Insert - W (BSW BSF BSP BSB) - Left Hand - 11EL16WBMA is a precision cutting insert designed for turning external threads on lathes. This left-hand variant offers broad compatibility with the major British thread standards—BSW, BSF, BSP, and BSB—making it a versatile choice for fabricators, machine shops, and maintenance teams.\n\u003c\/p\u003e \u003cp\u003e\nIts laydown triangular geometry provides a stable cutting action, helping you achieve clean, accurate threads across a wide range of applications—from routine jobs to more demanding production tasks.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad thread standard compatibility\u003c\/b\u003e: Covers BSW, BSF, BSP, and BSB to minimize tool changes and stocking needs while ensuring consistent results across common British thread types.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTriangular laydown geometry for stable cutting\u003c\/b\u003e: Delivers a steady, predictable cutting action with smooth chip control, helping you achieve consistent thread profiles across materials and applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand threading capability\u003c\/b\u003e: Supports left-hand threads and reverse operations without swapping inserts, improving setup efficiency and workflow.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert helps you deliver accurate, repeatable external threads quickly and reliably. Its broad compatibility means you can tackle a wide range of jobs without changing inserts, speeding setup and reducing inventory. The left-hand design expands your threading options, making reverse or left-hand projects straightforward. The stable triangular laydown geometry minimizes chatter and yields smooth, consistent thread surfaces, helping you reduce rework and improve first-pass acceptance in both workshop and production environments.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274700402766,"sku":"11EL16WBMA","price":8.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_2d33e0e2-ec84-4414-bff0-13b70b592bc9.jpg?v=1693479932"},{"product_id":"11el18nptbma","title":"11EL18NPTBMA - Carmex Thread Turning External Insert - NPT - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert for left-hand NPT threads (model 11EL18NPTBMA) delivers dependable external threading performance. This insert is part of our industry-leading line of thread turning inserts and uses a laydown triangular geometry to produce clean, precise cuts across a wide range of thread standards.\n\u003c\/p\u003e \u003cp\u003e\nDesigned to handle a broad spectrum of threading tasks—from routine to demanding—this insert provides a versatile solution for shops and operators who want reliability without swapping tools for each job.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad thread-standard coverage\u003c\/b\u003e: The high-quality laydown triangular design provides a solution for the majority of thread standards in use today, enabling you to tackle varied jobs with a single tool.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLaydown triangular geometry for stable cuts\u003c\/b\u003e: The geometry supports consistent chip control and smooth, reliable material removal for clean external threads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand NPT focus for external threading\u003c\/b\u003e: Specifically engineered for left-hand external threads, ensuring proper engagement and accurate thread forms on relevant workpieces.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert helps you complete precise external NPT threads across a wide range of applications, improving workflow and reducing the need for multiple tooling setups. Built to withstand everyday use in shop environments, it supports confident, repetitive results with fewer interruptions and tool changes.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274700435534,"sku":"11EL18NPTBMA","price":8.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_54979009-7ea9-485d-8798-b4ae3ee5eb52.jpg?v=1693479936"},{"product_id":"11el18nptfbma","title":"11EL18NPTFBMA - Carmex Thread Turning External Insert - NPTF - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Thread Turning External Insert is a precision cutting insert designed for external threading tasks on NPTF left-hand threads. It sits within Carmex’s trusted range of thread turning inserts, built to handle a wide variety of thread standards with dependable performance.\n\u003c\/p\u003e \u003cp\u003e\nIts laydown triangular geometry provides stable cutting action and effective chip control, enabling you to tackle everything from simple to more demanding threading projects with confidence.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eVersatile geometry for broad thread standards\u003c\/b\u003e: Enables you to cover the majority of common threading standards with a single insert, reducing tool changes and setup time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand NPTF external threading support\u003c\/b\u003e: Specifically designed for external turning on left-hand NPTF threads, delivering consistent results across a range of materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable construction for long service life\u003c\/b\u003e: Built to withstand demanding applications, offering reliable performance and helping minimize downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert helps you streamline workflows, maintain reliable thread quality, and reduce interruptions in production. With its robust design and broad compatibility, it’s a practical, confidence-inspiring choice for shops handling varied threading tasks.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274700468302,"sku":"11EL18NPTFBMA","price":9.3,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_550e400c-0fe2-421a-b424-86dd514954ec.jpg?v=1693479940"},{"product_id":"11el18unbma","title":"11EL18UNBMA - Carmex Thread Turning External Insert - UN (UNC,UNF,UNEF,UNS) - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003eThe Carmex Thread Turning External Insert - Left Hand variant (11EL18UNBMA) is a purpose-built cutting insert for external thread turning. Its laydown triangular geometry provides stable, precise engagement and clean thread forms across a broad range of standards. It is designed to work with UNC, UNF, UNEF, and UNS threads, making it a practical choice for shops that handle diverse threading tasks.\u003c\/p\u003e \u003cp\u003eWhether you’re a professional machinist, a maintenance technician, or a DIYer tackling threaded components, this insert delivers reliable performance for left-hand threading with fewer tool changes and consistent results.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad thread standard compatibility\u003c\/b\u003e: Covers UNC, UNF, UNEF, and UNS threads, reducing the need for multiple inserts and speeding up setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-Hand threading support\u003c\/b\u003e: Specifically optimized for left-hand threads, enabling efficient cutting without swapping inserts or tools.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStable, precise cutting geometry\u003c\/b\u003e: Laydown triangular design provides rigidity and reduces chatter for consistent thread form and smooth surface finish on a wide range of materials.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith this insert, you’ll streamline production, minimize downtime, and achieve dependable thread quality across common standards. The robust geometry and proven performance translate into fewer adjustments, faster cycles, and confidence you’re delivering accurate, repeatable results on every job.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274700533838,"sku":"11EL18UNBMA","price":8.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_d142bdd2-99e9-406b-8ad4-df4651470274.jpg?v=1693479947"},{"product_id":"11el18unjbma","title":"11EL18UNJBMA - Carmex Thread Turning External Insert - UNJ (UNJC UNJF UNJEF UNJS) - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert - UNJ (UNJC UNJF UNJEF UNJS) - Left Hand - 11EL18UNJBMA is a precision threading insert engineered for external thread turning on UNJ standards. This insert is part of Carmex’s globally recognized range, designed to deliver reliable, repeatable cuts across a wide variety of materials and thread profiles.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eUNJ thread standard compatibility\u003c\/b\u003e: Covers UNJC, UNJF, UNJEF, and UNJS, enabling you to tackle multiple thread profiles with a single insert and reducing tool changes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft Hand threading design\u003c\/b\u003e: Optimized geometry for left‑hand external threads, delivering stable cutting action and predictable, consistent results.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLaydown triangular geometry for durability and finish\u003c\/b\u003e: The laydown triangular insert shape promotes smooth chip flow, robust wear resistance, and reliable thread quality across diverse applications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert is built to simplify your workflow: fewer tool changes, dependable performance from routine to demanding tasks, and consistent thread accuracy that helps your parts meet spec more reliably. Whether in a busy production environment or a precision shop, it supports faster setup, steady output, and improved overall results.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274700566606,"sku":"11EL18UNJBMA","price":10.28,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_6eea21ac-5f17-469c-86ff-cde71754f9b3.jpg?v=1693479952"},{"product_id":"11el18wbma","title":"11EL18WBMA - Carmex Thread Turning External Insert - W (BSW BSF BSP BSB) - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert – model 11EL18WBMA is a high-precision accessory designed for external threading on lathes and CNC machines. The left-hand insert supports BSW, BSF, BSP and BSB standards, enabling you to tackle a wide range of applications with a single tool.\n\u003cbr\u003e\u003cbr\u003e\nThese laydown triangular inserts are built for durability and consistent performance, helping you achieve clean, accurate threads across both basic tasks and demanding production runs.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eVersatile compatibility with major thread standards\u003c\/b\u003e: Supports BSW, BSF, BSP and BSB external threads, reducing tool changes and simplifying inventory for mixed-thread work.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRigid laydown triangular geometry for smooth, stable cuts\u003c\/b\u003e: Delivers strong support, efficient chip control, and longer insert life for reliable thread quality across materials and feeds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand threading optimized for reliable results\u003c\/b\u003e: Specifically engineered for left-hand threads, providing predictable form and finish with fewer rework passes.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert helps streamline your threading workflow by covering multiple standards with one tool, delivering consistent, repeatable results from basic tasks to demanding applications, and reducing downtime across the shop.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274700664910,"sku":"11EL18WBMA","price":8.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_f6fc40fb-bdb9-4cc5-8ecf-fefaccb76705.jpg?v=1693479962"},{"product_id":"11el19wbma","title":"11EL19WBMA - Carmex Thread Turning External Insert - W (BSW BSF BSP BSB) - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Thread Turning External Insert - Left Hand (Model 11EL19WBMA) is a versatile cutting insert designed for external threading on lathes. Built to work across a wide range of thread standards, it covers BSW, BSF, BSP, BSB and more, making it a dependable choice for engineers, machinists, buyers, tradespeople, and hobbyists who need consistent results with fewer tool changes.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eWide thread-standard compatibility\u003c\/b\u003e: Handles BSW, BSF, BSP, BSB and more in a single insert, reducing tool changes and inventory needs for faster setups and increased uptime.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand threading optimized\u003c\/b\u003e: Specifically designed for left-hand threads, ensuring accurate engagement, safer operation, and cleaner, first-pass starts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTriangular laydown geometry for consistency\u003c\/b\u003e: The laydown triangular insert geometry delivers a stable cutting action, improved chip control, and longer insert life across basic to demanding threading tasks.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nWhether you’re setting up for rapid prototype work or managing high-volume production, this Carmex insert helps you complete threading jobs more efficiently. It delivers reliable performance across a broad range of materials, with quick setups, reduced downtime, and predictable, high-quality thread finishes every time.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274700697678,"sku":"11EL19WBMA","price":8.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_bdb4b6ef-a5a1-4bd0-8137-8d22bac26a87.jpg?v=1693479966"},{"product_id":"11el20abutbma","title":"11EL20ABUTBMA - Carmex Thread Turning External Insert - American Butress - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert – American Butress – Left Hand – 11EL20ABUTBMA is a precision carbide insert for external thread turning. Part of Carmex's industry-leading range, this laydown triangular insert is designed to cover the majority of thread standards in use today, delivering clean, accurate thread forms across a wide range of applications.\n\u003c\/p\u003e \u003cp\u003e\nIdeal for engineers, machinists, and technicians who value dependable performance, this left-hand insert supports both basic and demanding threading tasks with consistent results. The compact geometry helps reduce setup time and minimizes tool changes while maintaining stable cutting action.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad thread-standards compatibility\u003c\/b\u003e: Covers the majority of external thread standards, enabling quick setup and reducing the need for multiple tools.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable carbide with precise geometry\u003c\/b\u003e: Delivers long tool life and reliable thread formation, even in challenging materials, with consistent finishes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand threading optimized\u003c\/b\u003e: Specifically designed for left-hand external threads, delivering controlled cutting action and easier setup in dedicated runs.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUsing this insert helps streamline threading workflows, reduces downtime, and ensures repeatable, high-quality thread forms across parts. Its broad compatibility, durable construction, and left-hand readiness give you confidence to tackle a wide range of threading tasks with predictable results.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274700730446,"sku":"11EL20ABUTBMA","price":10.28,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_8d084555-5caa-4624-b170-6e18452fc89a.jpg?v=1693479969"},{"product_id":"11el20unbma","title":"11EL20UNBMA - Carmex Thread Turning External Insert - UN (UNC,UNF,UNEF,UNS) - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert – UN (UNC, UNF, UNEF, UNS) – Left Hand – 11EL20UNBMA is a precision threading insert designed for external turning tasks. Its laydown triangular geometry is engineered to deliver reliable performance across the most common thread standards used today.\n\u003c\/p\u003e \u003cp\u003e\nIdeal for engineers, machinists, and hobbyists seeking dependable, repeatable threads, this insert handles a wide range of applications—from basic to demanding threading tasks.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad thread compatibility across UNC\/UNF\/UNEF\/UNS\u003c\/b\u003e: Designed to cover the majority of external thread standards in use today, helping you simplify tooling and streamline setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand threading optimization\u003c\/b\u003e: The left‑hand geometry delivers efficient engagement and consistent results when threading left-handed components, promoting smooth operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable, multi-edge triangular design\u003c\/b\u003e: Laydown triangular INSERT with multiple cutting edges provides longer edge life and stable performance across varied materials and conditions.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nWith broad compatibility, specialized left‑hand geometry, and a durable multi‑edge design, this Carmex insert supports efficient workflows and reliable thread quality across a wide range of standards. It’s a dependable choice for shops and workshops needing consistent performance from external thread turning inserts.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274700763214,"sku":"11EL20UNBMA","price":8.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_d7c4360f-ba8e-46f4-873f-2a857c23d9d3.jpg?v=1693479973"},{"product_id":"11el20unjbma","title":"11EL20UNJBMA - Carmex Thread Turning External Insert - UNJ (UNJC UNJF UNJEF UNJS) - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert for UNJ threads (UNJC, UNJF, UNJEF, UNJS) with Left Hand orientation is a precision carbide insert designed specifically for external thread turning. It’s built to help engineers, machinists, and production teams deliver consistent thread quality across a wide range of UNJ standards.\n\u003c\/p\u003e\n\u003cp\u003e\nPart of our industry-leading range, this laydown triangular insert provides a practical solution for most UNJ thread standards in use today, from straightforward jobs to the most demanding applications.\n\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad UNJ compatibility\u003c\/b\u003e: Covers UNJC, UNJF, UNJEF, UNJS external thread standards, enabling you to tackle diverse projects with a single insert and reducing tool-change time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand threading optimization\u003c\/b\u003e: Engineered to deliver reliable, smooth cuts for left-handed threads, ensuring consistent thread depth and profile across a variety of materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable laydown triangular design\u003c\/b\u003e: Rugged carbide substrate with optimized geometry provides stability during cut, reduces vibration, and helps achieve clean, repeatable thread finishes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\nThis combination means fewer tool changes, less downtime, and more predictable results across batches. You get reliable performance from basic to demanding threading tasks, helping you streamline setup, improve throughput, and maintain tight tolerance threads with confidence.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274700795982,"sku":"11EL20UNJBMA","price":10.28,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_d22de9d4-9e53-4c93-9e69-df1f36e08940.jpg?v=1693479977"},{"product_id":"11el20wbma","title":"11EL20WBMA - Carmex Thread Turning External Insert - W (BSW BSF BSP BSB) - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert - W (BSW BSF BSP BSB) - Left Hand - 11EL20WBMA is part of Carmex's industry-leading range of thread turning inserts. These laydown triangular inserts are designed to cover the majority of external thread standards used today, providing versatile performance across a wide range of tasks.\n\u003c\/p\u003e \u003cp\u003e\nIdeal for engineers, machinists, and maintenance professionals, this left-hand insert is well suited to projects that require reliable external threading—from routine maintenance to more demanding production runs. It helps you simplify setups and deliver consistent thread quality with confidence.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad thread compatibility (BSW, BSF, BSP, BSB)\u003c\/b\u003e: Covers the most common external thread forms, enabling a single insert to handle multiple jobs and reduce tool inventory and changeover time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand orientation optimized\u003c\/b\u003e: Specifically designed for left-hand threading tasks, delivering stable engagement, smooth cutting action, and reliable thread profiles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStable laydown geometry for durability\u003c\/b\u003e: The laydown triangular design provides solid seating in the holder, effective chip control, and consistent performance from basic to demanding applications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert is engineered to streamline your threading workflow: it reduces the need for multiple inserts, supports quick setups, and delivers dependable results with fewer rework cycles. For teams handling diverse thread standards, it offers a practical, reliable solution that helps you complete jobs on time and with predictable quality.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274700894286,"sku":"11EL20WBMA","price":8.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_4bee1dcc-55ed-4a29-b66b-283e675fad4c.jpg?v=1693479988"},{"product_id":"11el22wbma","title":"11EL22WBMA - Carmex Thread Turning External Insert - W (BSW BSF BSP BSB) - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Thread Turning External Insert - W (11EL22WBMA) is a precision cutting insert designed for external threading on a variety of standards. It’s built for engineers, machinists, and fabricators who need a single, versatile solution that covers common thread forms, including BSW, BSF, BSP, and BSB.\n\u003c\/p\u003e\n\u003cp\u003e\nWith a laydown triangular geometry, the insert delivers stable cutting action and predictable results from basic tasks to more demanding production work. The left-hand variant is optimized for left-handed threads, helping you complete projects with confidence and minimal setup changes.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad thread standards compatibility\u003c\/b\u003e: Designed to cover BSW, BSF, BSP, and BSB external threads, reducing tool changes and expanding ready-to-run capability across common projects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand threading support\u003c\/b\u003e: Optimized for left-handed threads, delivering consistent results with fewer reworks and faster setup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable laydown triangular geometry\u003c\/b\u003e: Provides strong edge support, efficient cutting, and long tool life for reliable performance across basic to demanding applications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert helps you streamline workflows by delivering consistent thread quality, reducing downtime, and enabling quicker tool changes. Its broad compatibility means you can tackle a wide range of projects with one tool, while the robust geometry promotes repeatable results and longer service life—even in tougher materials. Choose this Carmex insert to boost productivity and maintain high-precision threads across diverse threading tasks.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274700959822,"sku":"11EL22WBMA","price":8.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_b953a12a-c394-4de9-b886-29821874739f.jpg?v=1693479992"},{"product_id":"11el24unbma","title":"11EL24UNBMA - Carmex Thread Turning External Insert - UN (UNC,UNF,UNEF,UNS) - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Thread Turning External Insert is a precision carbide insert designed for external threading on turning operations. It supports UN thread standards including UNC, UNF, UNEF, and UNS, and it is suitable for left-hand threads. This makes it an ideal choice for shops and projects that require reliable, accurate thread profiles across a variety of materials.\n\u003c\/p\u003e\n\u003cp\u003e\nAs part of a globally recognized range, this laydown triangular insert delivers consistent performance from simple to highly demanding threading tasks. Its robust geometry and durable carbide construction resist wear, helping you maintain tight tolerances and a smooth finish while reducing tool changes and downtime.\n\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad UN thread compatibility\u003c\/b\u003e: Covers UNC, UNF, UNEF, and UNS with left-hand threading support, reducing the need for multiple inserts and simplifying your tooling setup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable carbide laydown triangle geometry\u003c\/b\u003e: Built for long tool life and stable cutting, delivering dependable thread quality even in tougher materials and high-cycle production.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eEasy mounting and repeatable results\u003c\/b\u003e: Designed for straightforward installation in standard tool holders, ensuring consistent threads and minimal setup time across jobs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\nThis insert helps you complete UN-threaded turning projects faster with fewer tool changes, while maintaining precise thread geometry and a clean surface finish. Its durability translates to lower operating costs and improved uptime, making it a reliable, versatile addition to any threading toolkit.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274700992590,"sku":"11EL24UNBMA","price":8.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_3af6a0e4-7a84-4eda-ba1e-17c001d712bd.jpg?v=1693479995"},{"product_id":"11el24unjbma","title":"11EL24UNJBMA - Carmex Thread Turning External Insert - UNJ (UNJC UNJF UNJEF UNJS) - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert - Left Hand (Part 11EL24UNJBMA) is a precision cutting insert designed for external thread turning on lathes and turning centers. It supports UNJ thread standards and variants including UNJC, UNJF, UNJEF, and UNJS, making it a versatile choice for left‑hand threading tasks.\n\u003c\/p\u003e\n\u003cp\u003e\nThis insert is part of Carmex's industry‑leading thread turning range. The laydown triangular geometry is engineered to cover the majority of thread standards in use today, enabling you to tackle everything from basic to highly demanding threading applications with a single, reliable tool.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad UNJ compatibility\u003c\/b\u003e: Supports UNJC, UNJF, UNJEF, UNJS and standard UNJ threads, reducing the need for multiple inserts and simplifying your tooling inventory.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLaydown triangular geometry for smooth cutting\u003c\/b\u003e: Optimized shape delivers stable cuts, effective chip control, and consistent thread profiles across a variety of materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand threading specialization\u003c\/b\u003e: Specifically designed for left‑hand external threads, enabling reliable performance and faster setup in everyday turning operations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUsing the Carmex Thread Turning External Insert - Left Hand helps streamline threading workflows, minimizes tool‑change downtime, and delivers consistent, accurate UNJ threads across different materials and applications—enhancing overall productivity in your turning operations.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274701025358,"sku":"11EL24UNJBMA","price":10.28,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_a09d4fa8-ca99-4515-9fe4-47e9ce6ac666.jpg?v=1693479999"},{"product_id":"11el24unk20","title":"11EL24UNK20 - Carmex Thread Turning External Insert - UN (UNC,UNF,UNEF,UNS) - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert is a versatile cutting insert designed for turning external UN-thread standards (UNC, UNF, UNEF, UNS) in left-hand applications. This makes it an ideal choice for engineers, machinists, and shop teams needing a reliable, single-tool solution for a broad range of threading tasks.\n\u003c\/p\u003e\n\u003cp\u003e\nThe laydown triangular geometry delivers stable seating in the holder and consistent cutting performance across both simple and demanding projects, helping you achieve repeatable results with fewer adjustments.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eUniversal UN thread compatibility\u003c\/b\u003e: Covers UNC, UNF, UNEF, and UNS external thread standards with a single insert family, reducing the need for multiple tools and simplifying inventory.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand threading capability\u003c\/b\u003e: Specifically engineered for left-hand threads, ensuring precise engagement and clean, reproducible results in reverse-turning operations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLaydown triangular geometry\u003c\/b\u003e: Triangular insert profile provides stable seating and efficient cutting action, supporting reliable performance across a wide range of applications from basic to demanding.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert helps streamline your threading workflow by delivering consistent results across UN-thread standards in left-handed operations. Its universal design reduces tool changes and inventory, while the robust geometry supports durability and long tool life, minimizing downtime and rework on both simple and complex threading tasks.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274701090894,"sku":"11EL24UNK20","price":8.6,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_7749e282-cc70-4c31-a32b-54587575db05.jpg?v=1693480006"},{"product_id":"11el24wbma","title":"11EL24WBMA - Carmex Thread Turning External Insert - W (BSW BSF BSP BSB) - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Thread Turning External Insert – W (BSW BSF BSP BSB), Left Hand, 11EL24WBMA, is an industry‑leading, laydown triangular insert designed for external thread turning. It covers the major thread standards used today and is suitable for a wide range of tasks, from straightforward threading to more demanding production work.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eWide thread standard compatibility\u003c\/b\u003e: Works with BSW, BSF, BSP, and BSB external threads, reducing the need for multiple inserts and enabling quick changeovers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand, laydown triangular design\u003c\/b\u003e: Optimized geometry for stable cutting and smooth chip flow, delivering consistent thread quality across a variety of materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eReliable performance across basic to demanding applications\u003c\/b\u003e: Built to handle quick, routine jobs as well as tougher threading tasks, helping to minimize downtime and rework.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert helps streamline threading workflows by supporting multiple standards with a single tool, reducing setup time and tool changes. Its left-hand geometry and laydown design contribute to clean, accurate thread finishes, providing dependable results for engineers, buyers, tradespeople, hobbyists, and non-technical operators alike.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274701156430,"sku":"11EL24WBMA","price":8.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_da0dac6d-b3ea-4060-9986-5937c53ca70c.jpg?v=1693480013"},{"product_id":"11el26wbma","title":"11EL26WBMA - Carmex Thread Turning External Insert - W (BSW BSF BSP BSB) - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Thread Turning External Insert – W (BSW BSF BSP BSB) Left Hand, 11EL26WBMA, is an industry-leading laydown triangular insert designed for external thread turning. Built to accommodate common thread standards, it provides reliable performance across a wide range of applications.\n\u003c\/p\u003e \u003cp\u003e\nBuilt to cover major thread standards—including BSW, BSF, BSP, and BSB—it handles tasks from routine threading to more demanding jobs, delivering consistent results with fewer tool changes.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad thread-standard compatibility\u003c\/b\u003e: Supports BSW, BSF, BSP, and BSB, simplifying tooling and reducing the need for multiple inserts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand threading optimization\u003c\/b\u003e: Engineered specifically for left-hand threads, ensuring reliable engagement and clean, predictable starts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStable laydown triangular geometry\u003c\/b\u003e: Designed for stable cutting and smooth chip control, producing consistent thread profiles across a wide range of jobs.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert offers a practical, versatile solution for shops and workshops that run varied threading tasks. It helps accelerate setups, improves throughput, and supports durable, repeatable results on both simple and more demanding projects.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274701189198,"sku":"11EL26WBMA","price":8.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_26abc254-1583-4e26-80d2-88018529048f.jpg?v=1693480017"},{"product_id":"11el27nptbma","title":"11EL27NPTBMA - Carmex Thread Turning External Insert - NPT - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert – NPT – Left Hand is a high-performance cutting insert designed for external threading on left-hand NPT threads. Part of Carmex's industry-leading thread turning range, these laydown triangular inserts are built to cover the majority of thread standards in use today, helping shops achieve precise threads with fewer tool changes.\n\u003c\/p\u003e \u003cp\u003e\nWhether you’re performing routine maintenance or demanding production work, this insert delivers reliable results across a broad range of threading tasks, making it a dependable choice for engineers, machinists, and maintenance technicians alike.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad thread standard compatibility\u003c\/b\u003e: These inserts are designed to cover a wide range of thread standards, reducing tool changes and boosting uptime.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStable, efficient cutting with laydown triangular geometry\u003c\/b\u003e: The geometry promotes smooth engagement and predictable cuts, helping you achieve clean thread profiles and consistent results.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVersatile for basic to demanding tasks\u003c\/b\u003e: From simple repairs to high-demand production threading, this insert maintains reliable performance across a variety of applications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nWith this Carmex external thread turning insert, you streamline your threading work: faster setup, fewer tool changes, and consistently accurate NPT left-hand threads. The robust design supports steady workflow, minimizes rework, and helps you deliver precise, reliable results across projects.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274701221966,"sku":"11EL27NPTBMA","price":8.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_aa791549-ce2f-4a6e-bad9-fba2d251f9e6.jpg?v=1693480020"},{"product_id":"11el27nptfbma","title":"11EL27NPTFBMA - Carmex Thread Turning External Insert - NPTF - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Thread Turning External Insert for NPTF, Left Hand is a precision cutting insert designed for turning external threads on left‑hand NPTF workpieces. Built to perform across a broad range of thread standards, this insert helps shops, engineers, and hobbyists achieve consistent thread profiles with minimal setup.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eWide thread-standard compatibility\u003c\/b\u003e: Designed to cover the majority of commonly used thread standards, reducing the need to stock multiple inserts and simplifying your tooling inventory.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTriangular laydown geometry for stable cutting\u003c\/b\u003e: The laydown triangular shape delivers solid seating and efficient chip control, promoting smooth, reliable thread formation on NPTF left‑hand threads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVersatile performance from basic to demanding tasks\u003c\/b\u003e: Ready to handle simple threading jobs and the most demanding applications, delivering repeatable cuts and dependable results across a range of projects.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert supports efficient, repeatable threading workflows, helps minimize rework, and enhances overall productivity. It’s a dependable choice for professionals who require accurate, consistent external threading without frequent tool changes.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274701254734,"sku":"11EL27NPTFBMA","price":9.3,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_19e4620e-fee9-462a-844e-8d1f0c918d5b.jpg?v=1693480024"},{"product_id":"11el27unbma","title":"11EL27UNBMA - Carmex Thread Turning External Insert - UN (UNC,UNF,UNEF,UNS) - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Thread Turning External Insert is a precision cutting insert engineered for external left-hand thread turning. Compatible with UNC, UNF, UNEF and UNS standards, it covers a broad range of threading tasks—from simple to demanding—and belongs to our industry-leading range recognized worldwide for reliability on tough jobs.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eUniversal UNC\/UNF\/UNEF\/UNS compatibility\u003c\/b\u003e: Works with major external thread standards, reducing the need to stock multiple inserts and speeding up changeovers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand threading optimization\u003c\/b\u003e: Specifically designed for left-handed threads to produce clean, accurate grooves and consistent results.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRobust laydown triangular geometry\u003c\/b\u003e: Stable engagement and a broad application range—from basic to demanding tasks—across a wide variety of materials and thread forms.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nWith the Carmex insert, you gain a dependable solution that simplifies setup, reduces tool changes, and helps you maintain tight tolerances on every job. Its versatile design lets you work across multiple thread standards and left-hand applications with one insert, improving workflow and delivering repeatable, high-quality threads from the first pass to the last.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274701287502,"sku":"11EL27UNBMA","price":8.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_f6b4fc80-9751-4c3f-a1cd-594deb2f577f.jpg?v=1693480028"},{"product_id":"11el28unbma","title":"11EL28UNBMA - Carmex Thread Turning External Insert - UN (UNC,UNF,UNEF,UNS) - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert – UN (UNC, UNF, UNEF, UNS) - Left Hand, 11EL28UNBMA is an external threading insert designed for precise, reliable thread formation on lathes and turning centers. Built to handle a wide range of Unified thread standards, it uses a laydown triangular geometry that provides stable cutting and consistent results, even on left-handed threads.\n\u003c\/p\u003e \u003cp\u003e\nIdeal for engineers, machinists, and maintenance teams, this insert offers a versatile solution for both basic and demanding threading tasks. The 11EL28UNBMA designation identifies a geometry optimized for broad compatibility with UNC, UNF, UNEF, and UNS threads, reducing tool changes and simplifying stocking for mixed-thread jobs. The central mounting hole and precise geometry support secure seating and clean, repeatable cuts.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad thread-standard compatibility\u003c\/b\u003e: Covers UNC, UNF, UNEF, and UNS thread forms, reducing the need for multiple inserts and improving setup efficiency on mixed jobs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand threading optimized\u003c\/b\u003e: Specifically designed for left-handed threads, delivering reliable cutting action and consistent thread profiles across runs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSecure mounting with central hole\u003c\/b\u003e: Features a central mounting hole for stable seating in compatible holders, helping ensure clean, repeatable cuts.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nWith this insert, you gain a versatile, dependable tool for a wide range of threading tasks. Its universal thread-form coverage and left-hand orientation deliver consistent results from basic to demanding applications, supporting smoother workflows and confident production.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274701320270,"sku":"11EL28UNBMA","price":8.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_43293d38-c4e4-4daf-bf50-32da79558375.jpg?v=1693480032"},{"product_id":"11el28unjbma","title":"11EL28UNJBMA - Carmex Thread Turning External Insert - UNJ (UNJC UNJF UNJEF UNJS) - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert — UNJ Left Hand, model 11EL28UNJBMA, is a versatile cutting insert designed to produce accurate external threads on left-handed workpieces. It supports UNJ thread standards (UNJC, UNJF, UNJEF, UNJS) with its laydown triangular geometry, delivering reliable performance across a broad range of applications.\n\u003c\/p\u003e \u003cp\u003e\nKnown for its consistency and compatibility, this insert helps simplify tooling by covering the majority of common UNJ profiles in a single solution. It’s ideal for engineers, machinists, and shop-floor teams looking for dependable threading results without juggling multiple inserts.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad UNJ compatibility\u003c\/b\u003e: Covers UNJC, UNJF, UNJEF, and UNJS to minimize tool changes and stock variety while delivering reliable thread profiles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand threading optimized\u003c\/b\u003e: Specifically engineered for left-handed threads, enabling efficient turning and precise results with fewer passes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTriangular laydown geometry\u003c\/b\u003e: Stable engagement and smooth chip control across a wide range of materials, helping achieve consistent thread quality and longer insert life.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nIt helps you streamline threading work, reduce tool changes and downtime, and achieve consistent, accurate UNJ threads across materials—ultimately improving production speed, part quality, and overall reliability.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274701353038,"sku":"11EL28UNJBMA","price":10.28,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_448caeb8-93cb-4695-bcc3-ba63058e2cf0.jpg?v=1693480036"}],"url":"https:\/\/www.protool-ltd.co.uk\/collections\/carmex-thread-turning-external-inserts.oembed","provider":"Protool Precision Tools","version":"1.0","type":"link"}