{"title":"SR Indexable Thread Mill Inserts - ACME","description":"","products":[{"product_id":"21i10acme","title":"Carmex Carbide Threading Insert - ACME - TiAlN Coated - 21I10ACME","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Carbide Threading Insert for ACME threads (21I10ACME) is a TiAlN-coated carbide solution engineered for reliable, multi-profile threading. It’s built for professionals who want durable performance across common thread forms with fewer tool changes.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eTiAlN coating\u003c\/b\u003e: Titanium aluminium nitride coating enhances wear resistance and heat tolerance for longer edge life in demanding machining conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCarbide body\u003c\/b\u003e: Solid carbide construction delivers rigidity and precision for clean, accurate threads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFive length options\u003c\/b\u003e: Available in 12 mm, 16 mm, 25 mm, 32 mm, and 40 mm lengths to fit a range of workpieces and depths.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDouble-sided edges\u003c\/b\u003e: Most inserts have two cutting edges for extended use before indexing, reducing tool changes (excludes BSPT\/NPT\/NPTF\/American Buttress\/API RD variants).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal \u0026amp; external capability\u003c\/b\u003e: For many thread profiles, the same insert can machine both internal and external threads, increasing versatility (excludes ISO\/UN\/NPSM\/UNJ\/Acme profiles).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWide pitch range\u003c\/b\u003e: Depending on length, supports pitches from 0.5 mm (32 TPI) to 6.0 mm (4 TPI) for broad threading applications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert family helps shop floors streamline tooling—covering a broad spectrum of thread forms with one durable solution. The combination of TiAlN coating, carbide rigidity, and multiple lengths means you can tackle ACME and other common threads with consistent tolerance, fewer tool changes, and improved cycle times, whether you’re creating tight fits or clean, repeatable threads across materials.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316027174990,"sku":"21I10ACME","price":44.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_25332d2b-0d61-4a5b-9f05-5f28395d9be0.jpg?v=1697552662"},{"product_id":"21i12acme","title":"Carmex Carbide Threading Insert - ACME - TiAlN Coated - 21I12ACME","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Carbide Threading Insert for ACME threads is a durable, high-precision solution built for machinists who tackle a range of common thread profiles with reliability. This TiAlN-coated carbide insert is designed to deliver steady performance across demanding threading tasks.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCoating \u0026amp; Material\u003c\/b\u003e: TiAlN-coated carbide for enhanced wear resistance and heat tolerance during precision threading.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLength options\u003c\/b\u003e: Five lengths available (12 mm to 40 mm) to suit different tooling setups and applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePitch range per length\u003c\/b\u003e: Depending on length, capable of threading pitches from 0.5 mm (32 TPI) to 6.0 mm (4 TPI).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDouble-sided design\u003c\/b\u003e: Two cutting edges on most inserts, maximizing usable life and reducing downtime between changes. Exceptions apply for BSPT, NPT, NPTF, American Buttress, and API RD profiles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal \u0026amp; external versatility\u003c\/b\u003e: For many thread profiles, the same insert can machine both internal and external applications (excluding ISO, UN, NPSM, UNJ, and Acme).\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert is ideal for shops performing ACME, UN, NPSM, ISO, and related threading tasks where durability and predictable results matter. Its dual-edge geometry and robust TiAlN finish help maintain consistent thread quality across a variety of materials, while the range of lengths and pitches provides flexibility to cover multiple projects with a single, reliable solution.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316027207758,"sku":"21I12ACME","price":44.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_39701227-8124-40d5-8b3a-0a29d8e094fa.jpg?v=1697552665"},{"product_id":"21i8acme","title":"Carmex Carbide Threading Insert - ACME - TiAlN Coated - 21I8ACME","description":"\u003cdiv\u003e\n\u003cp\u003eThe Carmex Carbide Threading Insert for ACME and standard thread profiles delivers reliable, versatile threading performance in a compact, durable package. Designed for machinists who value precision and efficiency, it pairs a TiAlN coating with a robust carbide body to tackle a wide range of threading tasks.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eThreading range\u003c\/b\u003e: Covers all common thread profiles with inserts available in five lengths (12 mm to 40 mm) to suit different tool holders and applications, handling pitches from 0.5 mm (32 TPI) up to 6.0 mm (4 TPI).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDouble‑edged design\u003c\/b\u003e: Each insert features two cutting edges to extend life and reduce downtime. Note: BSPT \/ NPT \/ NPTF \/ American Buttress \/ API RD profiles are exceptions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal \u0026amp; external capability\u003c\/b\u003e: For many thread profiles, the same insert can machine both internal and external threads, increasing versatility in a single tooling family ( 일부 profiles such as ISO \/ UN \/ NPSM \/ UNJ \/ Acme are exceptions).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTiAlN coating\u003c\/b\u003e: Titanium aluminum nitride coating enhances wear resistance and helps maintain cutting performance at higher speeds and temperatures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCarbide substrate\u003c\/b\u003e: High‑rigidity carbide body provides precise thread geometry, improved surface finish, and stable performance across materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eModel identifier\u003c\/b\u003e: 21I8ACME for easy reference and stocking within your threading insert lineup.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you’re crafting precise ACME screws or navigating a broad spectrum of thread forms, this insert set reduces tool changes, extends edge life, and delivers consistent, clean threads. Its combination of multiple lengths, dual cutting edges, and a heat‑resistant TiAlN coating makes it a practical, long‑lasting choice for challenging threading projects in metalworking and fabrication environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316027240526,"sku":"21I8ACME","price":44.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_573e83b9-4de8-4133-9e38-d3a81e6493e9.jpg?v=1697552668"},{"product_id":"30i10acme","title":"Carmex Carbide Threading Insert - ACME - TiAlN Coated - 30I10ACME","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Carbide Threading Insert for ACME threads with TiAlN coating is built for professional machinists who need versatile, reliable threading across common profiles. Designed to withstand demanding turning operations, it delivers consistent, precise results in a compact, cost-efficient package.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eTiAlN Coated Carbide\u003c\/b\u003e: Hardened, heat-resistant coating enhances wear life and allows higher cutting speeds for durable, repeatable threads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eACME Threading Focus\u003c\/b\u003e: Specifically suited for ACME thread forms, addressing the needs of power screws and precision lead screws in mechanical assemblies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFive Length Options\u003c\/b\u003e: Available in five lengths from 12 mm to 40 mm to match tool geometry and depth of cut without changing inserts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWide Pitch Range\u003c\/b\u003e: Handles pitches from 0.5 mm (32 TPI) to 6.0 mm (4 TPI), covering a broad spectrum of standard thread sizes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDouble-Sided Cutting Edges\u003c\/b\u003e: Two cutting edges per insert for extended edge life and reduced downtime (except for BSPT\/NPT\/NPTF\/American Buttress\/API RD profiles, which are single-edged).\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; note exceptions apply for ISO\/UN\/NPSM\/UNJ\/Acme profiles.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert is ideal for machine shops and CNC operators who value versatility, long wear life, and the ability to tackle multiple threading tasks with a single, well-coated tool. Use at appropriate speeds and feeds, with suitable coolant, to maximize edge life and finish quality across steel, cast iron, and other common metals. The TiAlN coating helps sustain performance under heat-intensive conditions, while the dual-edge design reduces tool changes and improves productivity on busy milling and turning centers.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316027273294,"sku":"30I10ACME","price":73.78,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_02dbd2ac-bb82-47b9-83bd-7c44afae1139.jpg?v=1697552672"},{"product_id":"30i12acme","title":"Carmex Carbide Threading Insert - ACME - TiAlN Coated - 30I12ACME","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Carbide Threading Insert – ACME – TiAlN Coated – 30I12ACME is a versatile, high-precision threading solution designed for machinists who routinely produce ACME and other common thread profiles. Built to endure demanding workholding and materials, it delivers reliable performance across workshops and small-batch production.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCoating\u003c\/b\u003e: TiAlN coating provides improved hardness and heat resistance for longer tool life in tough materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: Solid carbide insert engineered for precise thread profiles and consistent finishes.\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 tooling setups and depths.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eEdge configuration\u003c\/b\u003e: Double-sided design with two cutting edges for most profiles, enabling more efficient tooling (exceptions apply to BSPT\/NPT\/NPTF\/American Buttress\/API RD).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal vs external\u003c\/b\u003e: For many thread profiles, the same insert can machine both internal and external threads; note exceptions for ISO\/UN\/NPSM\/UNJ\/Acme.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePitch range\u003c\/b\u003e: Supports a wide range of pitches from 0.5 mm (32 TPI) to 6.0 mm (4 TPI), depending on the chosen length.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert is designed to reduce tool changes with a durable two-edge design, while the TiAlN coating helps maintain precision and surface finish under varied cutting conditions. The five available lengths let you tailor your setup for different workpieces and machine capabilities, enabling efficient, accurate threading of ACME and other standard profiles with dependable results.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316027306062,"sku":"30I12ACME","price":73.78,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_cf9586c8-1b9b-4439-bbc1-43116cbf7e43.jpg?v=1697552675"},{"product_id":"30i4acme","title":"Carmex Carbide Threading Insert - ACME - TiAlN Coated - 30I4ACME","description":"\u003cdiv\u003e\n\u003cp\u003eThe Carmex Carbide Threading Insert – ACME (model 30I4ACME) is a TiAlN-coated carbide insert designed for precise ACME threading and a wide range of common profiles. Built for professional shops, it combines durability, versatility, and a compact design to handle various thread pitches with five available lengths.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eTiAlN coating\u003c\/b\u003e: Enhances wear resistance and heat tolerance, extending tool life in demanding threading applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eACME threading insert\u003c\/b\u003e: Specifically suited for ACME profiles, while remaining compatible with many other common thread forms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDouble-edged design\u003c\/b\u003e: Two cutting edges per insert maximize usable life (except for BSPT \/ NPT \/ NPTF \/ American Buttress \/ API RD).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFive available lengths\u003c\/b\u003e: Options spanning from 12 mm to 40 mm to fit different setups and workpiece sizes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWide pitch range\u003c\/b\u003e: Supports pitches from 0.5 mm (32 TPI) to 6.0 mm (4 TPI) for broad threading capability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal\/External applicability\u003c\/b\u003e: For many profiles, the same insert can machine both internal and external threads; note exceptions include ISO \/ UN \/ NPSM \/ UNJ \/ Acme.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: Carbide construction provides rigidity and consistent cutting performance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis insert delivers reliable, precise threading results with minimal tool changes thanks to its dual-cutting edges and robust TiAlN coating. The combination of broad pitch support and multiple length options helps you optimize setup for finish quality, production efficiency, and extended tool life—whether you’re producing standard ACME parts or tackling a variety of threaded profiles in a busy workshop.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316027338830,"sku":"30I4ACME","price":60.4,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_5135197a-19c7-4eb5-add5-27c94cbb3718.jpg?v=1697552679"},{"product_id":"30i5acme","title":"Carmex Carbide Threading Insert - ACME - TiAlN Coated - 30I5ACME","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Carbide Threading Insert for ACME with TiAlN coating is a versatile, double‑edged solution designed to cover the most common thread profiles with a single tool family. Built for machinists and production shops, it delivers reliable performance across a range of threading tasks.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCoating\u003c\/b\u003e: TiAlN coating enhances wear resistance and high‑temperature performance for longer tool life in demanding materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFive length options\u003c\/b\u003e: Available in 12 mm, 16 mm, 22 mm, 27 mm, and 40 mm lengths to suit different workpiece sizes and depths of cut.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThread pitches covered\u003c\/b\u003e: Suitable for pitches from 0.5 mm (32 TPI) up to 6.0 mm (4 TPI), enabling a wide range of ACME and common thread profiles.\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 profiles), maximizing usable life between changes.\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, improving efficiency (note: certain profiles like ISO\/UN\/NPSM\/UNJ\/Acme have specialized considerations).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCompatibility\u003c\/b\u003e: Designed to work with standard Carmex thread turning holders, ensuring straightforward setup and reliable performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: Solid carbide base for rigidity and precision in metal cutting, paired with a protective TiAlN coating for longevity.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis threading insert is an all‑around workhorse for ACME and other common thread tasks, reducing tool changes and keeping a consistent thread finish across jobs. The TiAlN coating and carbide construction help sustain productivity when threading stainless steels and other challenging materials, while the dual cutting edges and multiple length options provide flexible, efficient machining across a variety of parts and depths.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316027371598,"sku":"30I5ACME","price":73.78,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_0001e740-c891-41af-9559-bf9769a6bbdd.jpg?v=1697552682"},{"product_id":"30i6acme","title":"Carmex Carbide Threading Insert - ACME - TiAlN Coated - 30I6ACME","description":"\u003cdiv\u003e\n\u003cp\u003eThe Carmex Carbide Threading Insert for ACME (TiAlN-coated, model 30I6ACME) is a versatile, high-precision tool designed for professionals who machine ACME-style threads. Built to handle a wide range of profiles with a single insert family, it delivers dependable performance across common threading tasks in production and job-shop environments.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCoating \u0026amp; material\u003c\/b\u003e: TiAlN-coated carbide for enhanced heat resistance, wear protection, and extended insert life in demanding threading operations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDouble-edged design\u003c\/b\u003e: Each insert provides two cutting edges, maximizing usage per insert (note: BSPT\/NPT\/NPTF\/American Buttress\/API RD profiles may differ).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLength options\u003c\/b\u003e: Five lengths available from 12 mm to 40 mm to suit various toolposts, holders, and depths of cut.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePitch range\u003c\/b\u003e: Suitable for pitches from 0.5 mm (32 TPI) up to 6.0 mm (4 TPI), with performance depending on the chosen length.\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, reducing tool changes (with profile-specific exceptions).\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis insert family focuses on practicality and consistency. The TiAlN coating helps maintain edge integrity under heat and heavy cuts, while the dual cutting edges offer better tool life and lower downtime. With five length options and a broad pitch range, it’s well-suited for automotive, machine-building, and precision manufacturing applications where ACME threads are common. The design supports reliable internal and external threading across a wide array of profiles, enabling you to complete more work with fewer tool changes and a steadier, more predictable finish.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316027404366,"sku":"30I6ACME","price":73.78,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_01eb4780-763e-455f-a25d-cb0ccab131fb.jpg?v=1697552686"},{"product_id":"30i8acme","title":"Carmex Carbide Threading Insert - ACME - TiAlN Coated - 30I8ACME","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Carbide Threading Insert (ACME, TiAlN coated) is a versatile, high-precision solution for threading tasks across common profiles. Designed for professionals who value durability and consistency, this insert delivers reliable performance in a compact, single-tool package.\n\u003c\/p\u003e \u003cul\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 workpiece sizes and tooling setups.\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 broad threading applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDouble-sided cutting edges\u003c\/b\u003e: Each insert has two cutting edges (except for BSPT\/NPT\/NPTF\/American Buttress\/API RD profiles), extending tool life and reducing changeovers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal \u0026amp; external 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\u003eTiAlN coating\u003c\/b\u003e: TiAlN coating provides enhanced hardness and wear resistance for longer edge life and stable performance under demanding conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCarbide construction\u003c\/b\u003e: Robust carbide body delivers rigidity and consistent thread accuracy across tough materials and finishes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eACME-focused design\u003c\/b\u003e: Specifically optimized to support ACME-thread profiles, consolidating versatility within a single carbide insert family.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert is built to streamline tooling inventory and improve throughput. With multiple lengths and a wide pitch range, it supports a broad set of threading tasks—from precision prototyping to production runs—while the TiAlN coating helps maintain sharpness between regrind or replacement cycles. The dual-edge design maximizes usable life, and the material and coating together deliver dependable performance in challenging materials and setups.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316027764814,"sku":"30I8ACME","price":73.78,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_30acf3b1-6dde-475b-affa-799917352fdc.jpg?v=1697552690"},{"product_id":"40i3-5acme","title":"Carmex Carbide Threading Insert - ACME - TiAlN Coated - 40I3.5ACME","description":"\u003cdiv\u003e\n\u003cp\u003eThe Carmex Carbide Threading Insert for ACME threads is a versatile, TiAlN-coated carbide solution designed for machinists who demand reliable, repeatable threading performance across multiple profiles. With five length options and broad pitch coverage, it streamlines tool selection and setup in production or job-shop environments.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eFive length options\u003c\/b\u003e: Available in lengths from 12 mm to 40 mm to fit different thread forms and lead depths.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBroad pitch range\u003c\/b\u003e: Supports 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 offers two usable cutting edges to maximize life (except for BSPT\/NPT\/NPTF\/American Buttress\/API RD).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal \u0026amp; external threading (where applicable)\u003c\/b\u003e: For many thread profiles, the same insert can machine both internal and external threads; some profiles require dedicated inserts (ISO\/UN\/UNS, etc.).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTiAlN coating\u003c\/b\u003e: Titanium aluminium nitride coating delivers enhanced hardness, wear resistance, and heat tolerance for longer tool life and consistent finishes.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis insert is built to improve reliability and efficiency in threaded part production. By covering a wide range of profiles with a single, TiAlN-coated carbide tool, you can reduce changeovers, lower tool inventory, and achieve consistent thread quality across batches. The two-edge design and robust coating help maintain sharpness during high-feed operations on common workpiece materials, while the compact geometry fits standard threading tools. Ideal for job shops, production lines, and maintenance environments that routinely produce ACME or other common thread forms.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316027797582,"sku":"40I3.5ACME","price":127.55,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_3eb76a2a-8b2c-4456-a153-64589c30fea6.jpg?v=1697552693"},{"product_id":"40i3acme","title":"Carmex Carbide Threading Insert - ACME - TiAlN Coated - 40I3ACME","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Carbide Threading Insert - ACME with TiAlN coating is a durable, versatile tool designed for machinists who need reliable threading performance across a range of common profiles. Built for precision turning, it combines multiple lengths with a robust coating to keep cycles productive.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eLength Variety\u003c\/b\u003e: 5 length options from 12 mm to 40 mm to fit a wide range of threading applications and depths.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWide Pitch Range\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\u003eDouble-Sided Cutting Edges\u003c\/b\u003e: Each insert provides two cutting edges for extended life and consistent performance, with exceptions for BSPT\/NPT\/NPTF\/American Buttress\/API RD profiles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal \u0026amp; External Capability\u003c\/b\u003e: For many thread profiles, the same insert can machine both internal and external threads, reducing tool swaps—note exceptions include ISO, UN, NPSM, UNJ, and Acme.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTiAlN Carbide Coating\u003c\/b\u003e: TiAlN coating enhances wear resistance and high-temperature stability, helping maintain accuracy and finish in challenging materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eACME Threading Ready\u003c\/b\u003e: Specifically suited for ACME threads, delivering dependable performance in this demanding profile while remaining versatile for other common thread types.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert is ideal for production environments where minimizing tool changes and maximizing insert life matters. Use it to streamline threading operations on steel, stainless, or other common workpieces, while maintaining tight tolerances and clean thread finishes. Its dual-edge design and coating work together to extend tool life under typical cutting conditions, enabling steadier feeds, better surface quality, and fewer interruptions in your machining workflow. For optimal results, pair the appropriate length with the target pitch, apply proper coolant, and select feeds and speeds tailored to your material and machine capabilities.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316027830350,"sku":"40I3ACME","price":127.55,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_32f526ae-9d4d-4880-a705-6b1aff6c8319.jpg?v=1697552696"},{"product_id":"40i4acme","title":"Carmex Carbide Threading Insert - ACME - TiAlN Coated - 40I4ACME","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Carbide Threading Insert with TiAlN coating is built for precision threading across a wide range of common profiles, including ACME. Designed for professional machinists and production environments, it delivers reliable performance with multiple edges and flexible length options.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eTiAlN-coated carbide construction\u003c\/b\u003e: boosts hardness and wear resistance, enabling higher cutting speeds and longer insert life during demanding threading work.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFive length options (12–40 mm)\u003c\/b\u003e: choose the appropriate length to match thread depth and tooling setup for stable, accurate cuts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePitch range coverage\u003c\/b\u003e: accommodates threads from 0.5 mm \/ 32 TPI up to 6.0 mm \/ 4 TPI for broad threading tasks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDouble-sided cutting edges\u003c\/b\u003e: two usable edges extend tool life by allowing a quick edge rotation; ideal for busy shops (except BSPT\/NPT\/NPTF\/American Buttress\/API RD).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal\/External threading versatility\u003c\/b\u003e: in many profiles, the same insert can machine both internal and external threads, enhancing workflow flexibility (exceptions: ISO\/UN\/NPSM\/UNJ\/Acme).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eACME threading readiness\u003c\/b\u003e: specifically suited to robust Acme thread forms, delivering consistent results in profile-critical applications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert helps you streamline operations by reducing tool changes and enabling consistent thread quality across diverse projects. The TiAlN coating supports higher-speed threading with better wear resistance, while the dual-edge design and multiple lengths give you practical versatility for prototype runs and production batches alike. Use it when you need dependable ACME threading performance and broad compatibility with common thread profiles in a single, cost-efficient solution.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316027863118,"sku":"40I4ACME","price":127.55,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_895e246c-df90-4a8a-a342-7291611ea4a7.jpg?v=1697552700"}],"url":"https:\/\/www.protool-ltd.co.uk\/collections\/sr-indexable-thread-mill-inserts-acme.oembed","provider":"Protool Precision Tools","version":"1.0","type":"link"}