{"title":"SR Indexable Thread Mill Inserts - NSPM","description":"","products":[{"product_id":"12i18npsm","title":"Carmex Carbide Threading Insert - NPSM - TiAlN Coated - 12I18NPSM","description":"\u003cdiv\u003e\n\u003cp\u003eThe Carmex Carbide Threading Insert with TiAlN coating is a durable, high-precision tool tailored for NPSM and other common thread profiles. Built for professional workshops and serious hobbyists alike, it delivers reliable performance across a range of threading tasks.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eThread profiles covered\u003c\/b\u003e: Broad support for common threading standards, including NPSM, enabling efficient work on multiple projects with a single insert.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: Carbide base with a TiAlN coating for exceptional hardness, wear resistance, and heat tolerance in demanding cutting conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCoating\u003c\/b\u003e: TiAlN provides extended edge life and better performance on harder metals and higher-speed machining.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLength options\u003c\/b\u003e: Five lengths available, ranging from 12 mm to 40 mm to fit different hole depths and cutting setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePitch range\u003c\/b\u003e: Supports pitches from 0.5 mm (32 TPI) to 6.0 mm (4 TPI), with capability depending on the chosen length.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eEdge design\u003c\/b\u003e: Double-sided design offers two cutting edges (where applicable), allowing more use per insert before indexing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal vs external capability\u003c\/b\u003e: In many thread profiles, the same insert can machine both internal and external threads, with exceptions for ISO, UN, NPSM, UNJ, and Acme standards.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis insert helps you achieve consistent thread quality with fewer tool changes and longer service life thanks to its carbide substrate and TiAlN coating. The precise geometry and durable coating minimize heat build-up and wear, delivering clean, accurate threads on a variety of materials. Ideal for CNC lathes and precision turning applications, it supports efficient production workflows and dependable results on NPSM and other common thread profiles.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316036907086,"sku":"12I18NPSM","price":32.37,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_5a6c8c00-da73-4ebd-ae39-fea009c3635b.jpg?v=1697553012"},{"product_id":"14e18npsm","title":"Carmex Carbide Threading Insert - NPSM - TiAlN Coated - 14E18NPSM","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Carbide Threading Insert, TiAlN-coated and designed for NPSM threading, offers a versatile solution for machinists who need reliable, multi-profile threading capability from a single insert.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eLength options\u003c\/b\u003e: Available in 5 lengths ranging from 12 mm to 40 mm to fit different tools and applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePitch range supported\u003c\/b\u003e: Handles pitches from 0.5 mm (32 TPI) up to 6.0 mm (4 TPI), covering the most common threading needs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTwo cutting edges (double-sided)\u003c\/b\u003e: Each insert provides two cutting edges to extend life and reduce tool changes (except for BSPT\/NPT\/NPTF\/American Buttress\/API RD).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal\/External threading versatility\u003c\/b\u003e: For many thread profiles, the same insert can machine both internal and external threads (with exceptions such as ISO\/UN\/NPSM\/UNJ\/Acme).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCoating and material\u003c\/b\u003e: Carbide substrate with TiAlN coating delivers hardness, wear resistance, and better heat tolerance for demanding materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePart code\u003c\/b\u003e: 14E18NPSM confirms readiness for NPSM threading and related profiles.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert is ideal for toolrooms and production environments where minimizing setup time and tool changes matters. The TiAlN coating helps preserve edge life on hard metals, while the broad length and pitch options enable quick adaptation to different thread geometries without carrying multiple dedicated inserts. Whether you’re finishing threads on a CNC lathe or performing internal and external threading on the same setup, this Carmex insert delivers consistent performance and reliable results.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316036939854,"sku":"14E18NPSM","price":32.37,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_9a55e2f9-ee9a-43ca-b44f-22fa41a88bd9.jpg?v=1697553016"},{"product_id":"14i18npsm","title":"Carmex Carbide Threading Insert - NPSM - TiAlN Coated - 14I18NPSM","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Carbide Threading Insert for NPSM, TiAlN coated, is a versatile, durable choice for machinists who work with a variety of thread profiles. Designed to handle internal and external threading tasks with reliability, it’s built to streamline setups in metalworking shops and job sites.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eThreading range and profiles\u003c\/b\u003e: Covers all common thread profiles with pitches from 0.5 mm (32 TPI) up to 6.0 mm (4 TPI), depending on the chosen length.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFive length options\u003c\/b\u003e: Available in 12 mm to 40 mm lengths to suit different machining needs and access limitations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDouble‑sided cutting edges\u003c\/b\u003e: Each insert provides two cutting edges (except for BSPT\/NPT\/NPTF\/American Buttress\/API RD standards), maximizing usable life per insert.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal and external threading capability\u003c\/b\u003e: In many profiles, the same insert can machine both internal and external threads, reducing the need for multiple tools (note: some ISO\/UN\/NPSM\/UNJ\/Acme profiles may differ).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTiAlN coating on carbide\u003c\/b\u003e: The TiAlN coating enhances wear resistance and heat tolerance, helping to maintain tolerance and finish in demanding threading operations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWide applicability\u003c\/b\u003e: A robust solution for general threading needs across a range of materials and machine setups, suitable for professional workshops and production environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis carbide threading insert is ideal for shops that require flexible tooling to cover multiple thread standards without frequent tool changes. Use it for both precision fittings and customer parts where reliable thread quality and consistent finish matter. The TiAlN coating supports longer tool life in high-temperature cutting, while the double‑sided design provides value by extending usable edges per tool. Whether you’re tackling pipe threads, coaxing clean internal threads, or matching external fasteners to mating parts, this insert is built to deliver dependable results with minimal setup downtime.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316037595214,"sku":"14I18NPSM","price":32.37,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_f82175ed-5b20-4183-9918-c239e40848c2.jpg?v=1697553020"},{"product_id":"21e11-5npsm","title":"Carmex Carbide Threading Insert - NPSM - TiAlN Coated - 21E11.5NPSM","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Carbide Threading Insert - NPSM - TiAlN Coated - 21E11.5NPSM is a versatile threading solution designed for machinists and shops that demand consistent, reliable performance across common thread profiles. Built on a carbide body and finished with a durable TiAlN coating, this insert supports precise threads with extended life, even in demanding materials.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCoating\u003c\/b\u003e: TiAlN coating enhances wear resistance and heat tolerance, helping maintain edge sharpness and prolong insert life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: Carbide body delivers rigidity and wear resistance for clean, accurate thread milling and turning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDouble-sided design\u003c\/b\u003e: Two cutting edges per insert (except for BSPT\/NPT\/NPTF\/American Buttress\/API RD profiles), enabling edge rotation to extend service life and reduce downtime.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThread profile coverage\u003c\/b\u003e: Designed to tackle all common thread profiles with wide compatibility, while noting that ISO\/UN\/NPSM\/UNJ\/Acme profiles may limit internal\/external reuse on a single edge.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLength options\u003c\/b\u003e: Five lengths available (from 12 mm to 40 mm) to suit different tooling needs and pitch requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePitch range\u003c\/b\u003e: Depending on length, supports pitches from 0.5 mm (32 TPI) up to 6.0 mm (4 TPI) for flexibility across applications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis threading insert family is ideal for workshops and production environments that require a compact, reliable solution for both internal and external threading tasks. The combination of a TiAlN-coated carbide body, dual cutting edges, and a broad range of lengths and pitches enables consistent thread quality, reduced tool changes, and greater versatility in everyday machining scenarios.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316038053966,"sku":"21E11.5NPSM","price":43.03,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_e7dd130e-593d-4340-ae2c-83025f92d7e0.jpg?v=1697553023"},{"product_id":"21e14npsm","title":"Carmex Carbide Threading Insert - NPSM - TiAlN Coated - 21E14NPSM","description":"\u003cdiv\u003e\n\u003cp\u003eThe Carmex Carbide Threading Insert for NPSM is a versatile, TiAlN-coated cutting solution designed for machinists who need reliable threading across a wide range of profiles. Built to withstand demanding machining conditions, this insert family simplifies setup and extends tool life in both internal and external threading tasks.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eWide thread profile coverage\u003c\/b\u003e: A comprehensive collection that spans all common thread profiles, reducing the need for multiple inserts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFive length options\u003c\/b\u003e: Available in lengths from 12 mm to 40 mm to suit different machine setups and depth-of-cut requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePitch range versatility\u003c\/b\u003e: Depending on length, capable of threading pitches from 0.5 mm (32 TPI) up to 6.0 mm (4 TPI).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDouble-sided cutting edges\u003c\/b\u003e: Each insert provides two cutting edges for extended life (except for BSPT\/NPT\/NPTF\/American Buttress\/API RD standards).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal and external threading compatibility\u003c\/b\u003e: For many profiles, the same insert can machine both internal and external threads (excluding ISO, UN, NPSM, UNJ, and Acme).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTiAlN-coated carbide\u003c\/b\u003e: Coating enhances wear resistance and enables longer use in tougher materials and higher-speed applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrecise identification\u003c\/b\u003e: Part number 21E14NPSM ensures accurate selection and replacement within Carmex’s NPSM threading insert family.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThese inserts are designed to streamline your threading operations: use a single, durable tool for a variety of profiles, reduce tool changes with the double-edged design, and maintain consistent thread quality across both internal and external applications. The TiAlN coating adds reliability in challenging materials, helping you achieve clean, accurate threads with fewer passes and less downtime.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316038479950,"sku":"21E14NPSM","price":43.03,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_9772891c-ee47-40c4-82f8-dbde0d894cd2.jpg?v=1697553027"},{"product_id":"21i11-5npsm","title":"Carmex Carbide Threading Insert - NPSM - TiAlN Coated - 21I11.5NPSM","description":"\u003cdiv\u003e\n\u003cp\u003e\nMeet the Carmex Carbide Threading Insert – NPSM, TiAlN Coated, 21I11.5NPSM. This all-in-one threading solution is designed for machine shops and professionals who demand reliable, versatile inserts that cover a broad range of thread forms with minimal tool changes.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eFive length options\u003c\/b\u003e: available from 12 mm to 40 mm to fit a variety of work envelopes and depth requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWide pitch range\u003c\/b\u003e: capable of threading from 0.5 mm (32 TPI) up to 6.0 mm (4 TPI), covering standard and coarse profiles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTiAlN-coated carbide\u003c\/b\u003e: enhances wear resistance and heat tolerance for longer tool life and consistent cuts in demanding materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDouble-sided cutting edges\u003c\/b\u003e: each insert provides two cutting edges (except BSPT\/NPT\/NPTF\/American Buttress\/API RD), extending usable life before indexing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal \u0026amp; external threading versatility\u003c\/b\u003e: for many profiles, the same insert can machine both internal and external threads, with exceptions for ISO\/UN\/NPSM\/UNJ\/Acme profiles.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nEngineered for precision and efficiency, this insert delivers clean, accurate threads across a wide range of forms. The TiAlN coating helps maintain edge life during high-speed passes, while the multi-length selection reduces downtime and inventory needs by covering short, medium, and deep threading tasks. The dual-edge design means you can rotate or reindex the insert to maximize usage between replacements. Note the internal\/external threading capability varies by thread standard, so review profile requirements (ISO, UN, NPSM, UNJ, Acme) to select the optimal approach for each job.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316038905934,"sku":"21I11.5NPSM","price":35.22,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_377c4ba4-fe1f-4a44-bac3-35d14655d494.jpg?v=1697553031"},{"product_id":"21i14npsm","title":"Carmex Carbide Threading Insert - NPSM - TiAlN Coated - 21I14NPSM","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Carbide Threading Insert, TiAlN coated and designed around the NPSM standard, is a versatile, long-lasting solution for shops that need reliable threading across common profiles. Built for professional use, it combines robust carbide core with a high-performance coating to deliver consistent results.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003e\u003cspan\u003eCoating \u0026amp; Material\u003c\/span\u003e\u003c\/b\u003e: TiAlN-coated carbide insert for enhanced hardness, heat resistance, and extended tool life in demanding threading operations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e\u003cspan\u003eProfile Coverage\u003c\/span\u003e\u003c\/b\u003e: Designed to cover all common thread profiles with a single versatile insert system (performance varies by profile; consult guidelines for ISO\/UN\/NPSM considerations).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e\u003cspan\u003eLength Options\u003c\/span\u003e\u003c\/b\u003e: Five lengths available, from 12 mm to 40 mm, to suit different holders and pitch requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e\u003cspan\u003ePitch Range\u003c\/span\u003e\u003c\/b\u003e: Capable of handling pitches from 0.5 mm (32 TPI) up to 6.0 mm (4 TPI), depending on the chosen length.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e\u003cspan\u003eDouble-Edged Design\u003c\/span\u003e\u003c\/b\u003e: Each insert has two cutting edges for extended life and consistent performance (except for BSPT\/NPT\/NPTF\/American Buttress\/API RD profiles).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e\u003cspan\u003eInternal \u0026amp; External Threading\u003c\/span\u003e\u003c\/b\u003e: In many profiles, the same insert can machine both internal and external threads, offering flexibility and reducing tool inventory (note: ISO\/UN\/NPSM\/UNJ\/Acme have specific considerations).\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nIdeal for production environments where quick setup, reliable threading, and long tool life matter most, this Carmex insert helps you tackle NPSM and other common thread profiles with confidence. Use it for pipe fittings, housings, fasteners, and threaded components where precise, clean threads are essential. The combination of multiple length options, a broad pitch range, and a durable TiAlN coating provides a dependable solution that minimizes tool changes and maximizes throughput.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316039626830,"sku":"21I14NPSM","price":43.03,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_6dfbcd76-4a9d-41f9-84e7-6c61a63b21d0.jpg?v=1697553034"},{"product_id":"30e11-5npsm","title":"Carmex Carbide Threading Insert - NPSM - TiAlN Coated - 30E11.5NPSM","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Carbide Threading Insert is a TiAlN-coated carbide tool designed for professionals who machine NPSM and a wide range of common thread profiles. Built for durability and consistent results, it offers versatile coverage across multiple pitches and workpiece sizes.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eTiAlN coating\u003c\/b\u003e: Improves hardness and heat resistance for longer tool life and steadier performance in demanding threading tasks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFive lengths\u003c\/b\u003e: Available from 12 mm to 40 mm, providing flexible reach to suit small to larger workpieces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWide thread pitch range\u003c\/b\u003e: Capable of threading from 0.5 mm (32 TPI) up to 6.0 mm (4 TPI) to cover the most common standards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDouble-edged design\u003c\/b\u003e: Each insert has two cutting edges (except for BSPT\/NPT\/NPTF\/American Buttress\/API RD), maximizing usage per insert and reducing downtime.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal \u0026amp; external threading capability\u003c\/b\u003e: For many thread profiles, the same insert can machine both internal and external threads, with exceptions for ISO\/UN\/NPSM\/UNJ\/Acme.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNPSM compatibility\u003c\/b\u003e: Specifically suited for NPSM threads and related profiles encountered in industrial components and hydraulic fittings.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert is an all-in-one solution for shops that need versatility without sacrificing precision. Its carbide construction paired with TiAlN coating delivers reliable performance across a variety of threading tasks, helping you achieve clean, accurate threads with fewer tool changes and consistent results from run to run.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316039954510,"sku":"30E11.5NPSM","price":58.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_9f2c0015-4333-4271-9c13-c09d3d74e1cf.jpg?v=1697553038"},{"product_id":"30e8npsm","title":"Carmex Carbide Threading Insert - NPSM - TiAlN Coated - 30E8NPSM","description":"\u003cdiv\u003e\n\u003cp\u003eThe Carmex Carbide Threading Insert for NPSM, TiAlN coated, model 30E8NPSM is a durable threading solution built for precision work on lathes. Designed for professional shops, it delivers reliable performance across a range of common thread profiles.\u003c\/p\u003e\n\u003cp\u003eFive length options (12 mm to 40 mm) pair with a broad pitch range—0.5 mm \/ 32 TPI to 6.0 mm \/ 4 TPI depending on length—to cover most standard threading tasks without swapping inserts.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eDouble-edged design\u003c\/b\u003e: The inserts are generally double sided, offering two cutting edges to extend tool life. Exceptions apply for BSPT, NPT, NPTF, American Buttress, and API RD profiles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWide threading coverage\u003c\/b\u003e: Crafted to cover all common thread profiles, enabling efficient setup for a variety of jobs. Note that internal vs external capability can vary by profile; ISO \/ UN \/ NPSM \/ UNJ \/ Acme are among the profiles with specific directional considerations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFive length options\u003c\/b\u003e: Choose from 12 mm, 16 mm, 20 mm, 30 mm, or 40 mm lengths to fit your machine tooling and the depth of threads you need.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTiAlN-coated carbide\u003c\/b\u003e: The TiAlN coating enhances wear resistance and heat tolerance, helping to extend insert life in demanding materials and cutting conditions.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis insert is designed to simplify threading workflows by supporting many profiles with a single tool, reducing setup time and tool changes. While it excels for a broad range of internal and external threading tasks, be mindful of profiles where dual-direction capability with the same insert is not available. Ideal for fabricating mechanical components, automotive parts, and industrial fasteners, this Carmex insert delivers consistent performance and dependable results for everyday threading challenges.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316040216654,"sku":"30E8NPSM","price":58.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_b3bd01fe-80ff-4401-9b92-b52020ece1ac.jpg?v=1697553041"},{"product_id":"30i11-5npsm","title":"Carmex Carbide Threading Insert - NPSM - TiAlN Coated - 30I11.5NPSM","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Carbide Threading Insert - NPSM, TiAlN coated, is a durable, versatile tool designed for professional machinists who need reliable threading performance across a wide range of profiles. Built to withstand demanding turning operations, it delivers consistent thread quality and long edge life.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eLength options\u003c\/b\u003e: Five lengths available from 12 mm to 40 mm, giving you the reach you need for different toolholders and workpiece sizes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePitch range\u003c\/b\u003e: Supports thread pitches from 0.5 mm (32 TPI) up to 6.0 mm (4 TPI), enabling both fine and coarse thread work with a single insert family.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCoating and material\u003c\/b\u003e: TiAlN-coated carbide for enhanced hardness, heat resistance, and extended insert life in demanding threading applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDouble-sided cutting edges\u003c\/b\u003e: Most profiles use two cutting edges to maximize usage; certain profiles (BSPT, NPT, NPTF, American Buttress, API RD) use a single edge.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal\/External threading capability\u003c\/b\u003e: For many profiles, the same insert can machine both internal and external threads, improving setup efficiency; note that ISO, UN, NPSM, UNJ, and Acme profiles require dedicated edge configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThread profile coverage\u003c\/b\u003e: A versatile collection designed to cover all common thread profiles, simplifying tooling and expanding the range of parts you can produce with a single insert type.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nIn everyday shop use, this Carmex threading insert helps you generate precise threads on fasteners, fittings, and custom components, while reducing tool changes and inventory heft. Its carbide body and TiAlN coating stand up to repetitive cuts and high-temperature environments, providing dependable performance across a broad spectrum of materials.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316040609870,"sku":"30I11.5NPSM","price":58.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_dd38584c-701e-4b88-b6c0-8bea614f2302.jpg?v=1697553045"},{"product_id":"30i8npsm","title":"Carmex Carbide Threading Insert - NPSM - TiAlN Coated - 30I8NPSM","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Carmex Carbide Threading Insert, TiAlN coated and tailored for NPSM threading. Model 30I8NPSM delivers dependable performance for machinists and shops that need versatile, long-lasting inserts across common thread profiles.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eVaried lengths\u003c\/b\u003e: 5 lengths from 12 mm to 40 mm to fit a wide range of thread depths and applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePitch range\u003c\/b\u003e: Capable of handling pitches from 0.5 mm (32 TPI) to 6.0 mm (4 TPI) for both fine and coarse thread work.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTiAlN coating\u003c\/b\u003e: TiAlN coating enhances wear resistance and heat tolerance, extending insert life in demanding materials and ongoing production runs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDouble‑sided cutting edges\u003c\/b\u003e: Two cutting edges per insert (except for BSPT\/NPT\/NPTF\/American Buttress\/API RD) for better tool life and reduced downtime.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal\/External capability\u003c\/b\u003e: For many thread profiles, the same insert can machine both internal and external threads, simplifying tooling (exceptions: ISO\/UN\/NPSM\/UNJ\/Acme).\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThe design emphasizes practical versatility: one insert can cover a broad spectrum of standard threads, helping you reduce tool inventory while maintaining consistent thread quality. The TiAlN coating and dual edges support longer tooling life in production environments, so you can complete more parts per shift with fewer tool changes. Use cases range from hydraulic fittings to precision machine components where reliable threading across multiple profiles matters.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316040642638,"sku":"30I8NPSM","price":58.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_9796f009-7ed7-41fd-9143-8ae1f265ff2e.jpg?v=1697553049"},{"product_id":"40e11-5npsm","title":"Carmex Carbide Threading Insert - NPSM - TiAlN Coated - 40E11.5NPSM","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Carbide Threading Insert for NPSM, TiAlN coated, model 40E11.5NPSM is a versatile threading solution built for professionals who machine standard pipe and mechanical threads. With TiAlN-coated carbide for durability and a broad range of lengths and pitches, it’s designed to handle many common thread profiles with reliability.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eThread profile coverage\u003c\/b\u003e: A versatile collection of threading inserts that covers all common thread profiles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFive length options\u003c\/b\u003e: Available in five lengths ranging from 12 mm to 40 mm to suit different depths and access conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePitch range\u003c\/b\u003e: Supports pitches from 0.5 mm (32 TPI) to 6.0 mm (4 TPI).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial \u0026amp; coating\u003c\/b\u003e: Carbide inserts coated with TiAlN for improved wear resistance and heat tolerance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDouble-sided cutting edges\u003c\/b\u003e: Inserts are double-sided with two cutting edges (except for BSPT \/ NPT \/ NPTF \/ American Buttress \/ API RD).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal\/External capability\u003c\/b\u003e: For many thread profiles, the same insert can machine both internal and external applications (except ISO \/ UN \/ NPSM \/ UNJ \/ Acme).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNPSM compatibility\u003c\/b\u003e: Specifically suitable for NPSM (National Pipe Straight Mechanical) thread forms.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis design delivers practical, real-world benefits: you gain broad coverage across common thread profiles with a single insert family, reducing tool changes and inventory complexity. The TiAlN coating adds wear life and resilience in demanding materials and higher-speed applications, helping you finish more parts per shift. The double-sided edges provide additional reuse opportunities, and the internal\/external capability expands where you can use each insert—streamlining workflows on both holes and shafts in plumbing, mechanical assemblies, and other threaded components.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316040904782,"sku":"40E11.5NPSM","price":102.05,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_913b199e-dedc-4d2c-9ef7-2dbeb49627ef.jpg?v=1697553052"},{"product_id":"40e8npsm","title":"Carmex Carbide Threading Insert - NPSM - TiAlN Coated - 40E8NPSM","description":"\u003cdiv\u003e\n\u003cp\u003eThe Carmex Carbide Threading Insert for NPSM, TiAlN coated, is a versatile threading solution designed for professional machinists who tackle a wide range of common thread profiles. Built for durability and precision, it supports both turning and threading tasks with a single, robust insert family.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eThread profiles covered\u003c\/b\u003e: A comprehensive collection that accommodates all common thread profiles, reducing the need for multiple inserts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFive length options\u003c\/b\u003e: Available in 12 mm, 16 mm, 24 mm, 32 mm, and 40 mm lengths to fit different toolholders and depth-of-cut requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePitch range\u003c\/b\u003e: Depending on length, supports pitches from 0.5 mm (32 TPI) to 6.0 mm (4 TPI) for broad compatibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDouble‑sided cutting edges\u003c\/b\u003e: Each insert offers two cutting edges for extended life (except BSPT\/NPT\/NPTF\/American Buttress\/API RD).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal \u0026amp; external threading\u003c\/b\u003e: For many profiles, the same insert can machine both internal and external threads (except ISO\/UN\/NPSM\/UNJ\/Acme).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTiAlN coating on carbide\u003c\/b\u003e: TiAlN enhances wear resistance and heat tolerance, supporting high-speed, high-feed threading with less wear.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/carmex.png?v=1657641889\" alt=\"Carmex logo\"\u003e\u003c\/p\u003e \u003cp\u003eThese design strengths translate into real-world benefits: steadier thread quality across profiles, fewer tool changes, and longer insert life in demanding materials. Ideal for CNC lathes and manual machines alike, this insert family helps shops streamline workflows, maintain consistency on critical NPSM and related threads, and maximize productivity without sacrificing accuracy.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316041822286,"sku":"40E8NPSM","price":102.05,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_994f4081-2a22-4146-8dcb-275bacdd6f43.jpg?v=1697553056"},{"product_id":"40i11-5npsm","title":"Carmex Carbide Threading Insert - NPSM - TiAlN Coated - 40I11.5NPSM","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Carbide Threading Insert is a TiAlN-coated carbide insert designed to cover all common thread profiles with a single, flexible solution. Built for machinists and workshops that demand reliability and efficiency, it handles a wide range of threading tasks with minimal tool changes.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eTiAlN coating\u003c\/b\u003e: High hardness and excellent wear resistance at elevated temperatures, helping extend insert life in demanding threading operations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFive length options (12 mm to 40 mm)\u003c\/b\u003e: A versatile range that adapts to different workpiece depths and available toolholders, reducing the need for multiple inserts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDouble-sided cutting edges\u003c\/b\u003e: Each insert provides two cutting edges for extended life and fewer tool changes (exceptions apply for BSPT\/NPT\/NPTF\/American Buttress\/API RD profiles).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal \u0026amp; external threading capability\u003c\/b\u003e: For many thread profiles, the same insert can machine both internal and external threads, improving workflow and reducing tool inventory (excluding ISO\/UN\/NPSM\/UNJ\/Acme).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNPSM-focused compatibility\u003c\/b\u003e: Specifically suitable for NPSM threading profiles, supporting common mechanical fits in a single insert family.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePitch range and versatility\u003c\/b\u003e: Depending on length, supports pitches from 0.5 mm (32 TPI) up to 6.0 mm (4 TPI), enabling a broad set of thread types without swapping inserts.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nDesigned to streamline threading workflows, this insert delivers consistent performance across many profiles while minimizing tool changes. Its robust TiAlN coating and double-edged geometry help you achieve clean, accurate threads with fewer interruptions, making it a practical choice for precision turning and tapping applications.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316042969166,"sku":"40I11.5NPSM","price":102.05,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_18b053ff-8468-4259-86f2-f9d079c97717.jpg?v=1697553059"},{"product_id":"carmex-carbide-threading-insert-npsm-tialn-coated-14i18npsm-copy","title":"Carmex Carbide Threading Insert - NPSM - TiAlN Coated - 14I14NPSM","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Carbide Threading Insert – NPSM, TiAlN coated – is a compact, high-performance threading solution for machinists and shops that demand versatility and reliability across standard thread profiles. With multiple lengths and dual cutting edges, it simplifies setup and boosts productivity on lathes and CNC machines.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCoating\u003c\/b\u003e: TiAlN coating enhances hardness and heat resistance, helping maintain edge sharpness during high-speed threading and extending tool life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: Solid carbide construction for rigidity, wear resistance, and consistent thread quality across demanding machining tasks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThread Profiles Covered\u003c\/b\u003e: Broad coverage of common thread profiles, with the ability to machine both internal and external threads for many profiles (note exceptions for ISO \/ UN \/ NPSM \/ UNJ \/ Acme).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAvailable Lengths\u003c\/b\u003e: Five lengths ranging from 12 mm to 40 mm to fit a variety of machines and workpiece sizes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDouble-Sided Edges\u003c\/b\u003e: Each insert is double-edged, delivering two cutting edges for extended life and better value (exceptions apply for BSPT \/ NPT \/ NPTF \/ American Buttress \/ API RD).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePitch Range\u003c\/b\u003e: Depending on the chosen length, supports pitches from 0.5 mm (32 TPI) up to 6.0 mm (4 TPI), enabling compatibility with a wide range of threading standards.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nDesigned to streamline threading operations, this single insert reduces tool changes, delivers consistent thread finishes, and provides reliable performance across numerous standard thread types. The TiAlN coating helps maintain precision in hotter machining environments, while the carbide body ensures rigidity and stability. Ideal for workshop workflows, CNC lathes, and manual milling setups where dependable threading is essential.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":41301715976270,"sku":"14I14NPSM","price":26.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_5f96596e-4560-47bc-af43-beb0f167ecd3.jpg?v=1715350827"}],"url":"https:\/\/www.protool-ltd.co.uk\/collections\/sr-indexable-thread-mill-inserts-npsm.oembed","provider":"Protool Precision Tools","version":"1.0","type":"link"}