{"title":"SR Indexable Thread Mill Inserts - NPTF","description":"","products":[{"product_id":"12-18nptf","title":"Carmex Carbide Threading Insert - NPTF - TiAlN Coated - 12-18NPTF","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Carbide Threading Insert for NPTF with TiAlN coating is a versatile, high-precision tool designed for professional machinists who need reliable thread formation across a wide range of profiles.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eThread profiles covered\u003c\/b\u003e: A comprehensive collection that spans all common thread profiles, streamlining tooling in one insert family.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLength options\u003c\/b\u003e: Five lengths from 12 mm up to 40 mm to suit different depths, reach, and rigidity needs.\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) to 6.0 mm (4 TPI).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDouble-edged design\u003c\/b\u003e: Inserts are double-sided with two cutting edges for extended life (note: BSPT\/NPT\/NPTF, American Buttress, API RD profiles may not utilize both edges).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal\/external capability\u003c\/b\u003e: For many profiles, the same insert can machine both internal and external threads, reducing tool swaps (exceptions include ISO\/UN\/NPSM\/UNJ\/Acme).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCoating\u003c\/b\u003e: TiAlN coating enhances wear resistance and performance at higher temperatures, helping maintain precision over longer cutting cycles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: Solid carbide construction delivers rigidity and consistent thread economics across demanding materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNPTF compatibility\u003c\/b\u003e: Specifically engineered to deliver accurate NPTF thread formation with reliable threading performance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert set is designed to deliver repeatable, accurate threads with fewer tool changes and longer edge life. The TiAlN coating reduces wear in high-temperature cutting, while the broad length and pitch options give you the flexibility to tackle deep pockets, tight tolerances, and a variety of material hardness. Whether you’re building precise fasteners, repairing components, or setting up high-mix production, this insert helps you maintain quality and efficiency with each pass.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316047949902,"sku":"12-18NPTF","price":29.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_c4799d79-8b63-47e0-8a48-9e7c1eb1d240.jpg?v=1697553095"},{"product_id":"14-14nptf","title":"Carmex Carbide Threading Insert - NPTF - TiAlN Coated - 14-14NPTF","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Carbide Threading Insert for NPTF with TiAlN coating is a durable, versatile cutting solution crafted for machinists who regularly produce a wide range of common thread profiles, including NPTF. Built for precision and long edge life, it’s designed to perform reliably on both internal and external threading tasks where the profile allows.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eThread profiles covered\u003c\/b\u003e: A versatile collection that supports the most common threading standards, enabling you to tackle a variety of jobs with one insert.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLength options\u003c\/b\u003e: Five lengths available, ranging from 12 mm to 40 mm, so you can match reach to your workpiece and job requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePitch range\u003c\/b\u003e: Handles pitches from 0.5 mm (32 TPI) up to 6.0 mm (4 TPI) for broad compatibility with standard specifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDouble-edged design\u003c\/b\u003e: Each insert is double-sided to maximize tool life—two cutting edges are available for most profiles (exceptions apply for BSPT, NPT, NPTF, American Buttress, and 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 threads, reducing tool changes and setup time (exceptions include ISO\/UN\/NPSM\/UNJ\/Acme).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCoating\u003c\/b\u003e: TiAlN coating enhances hardness and heat resistance, helping maintain cut quality and extend edge life in demanding materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: Solid carbide construction delivers consistent performance, rigidity, and wear resistance in metalworking environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eApplication focus\u003c\/b\u003e: Optimized for NPTF threads and suitable for a range of general threading tasks on CNC lathes and manual machines.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert system is designed to streamline your threading workflow: choose the appropriate length to reach the mating thread, flip or rotate the insert to use the second edge when needed, and rely on the TiAlN coating to resist heat and wear during deeper cuts. Whether you’re producing pipe fittings, hydraulic components, or precision mechanical parts, this Carmex insert helps you achieve consistent thread quality with fewer tool changes and replacements, boosting efficiency in your shop.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316047982670,"sku":"14-14NPTF","price":29.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_807ed5fc-d005-4246-b5ae-e455bbedb7e8.jpg?v=1697553098"},{"product_id":"14-18nptf","title":"Carmex Carbide Threading Insert - NPTF - TiAlN Coated - 14-18NPTF","description":"\u003cdiv\u003e\n\u003cp\u003eThe Carmex Carbide Threading Insert - NPTF, TiAlN coated, is a durable threading solution designed to cover all common thread profiles with a single, reliable tool. Built for machinists and job shops, this insert delivers consistent performance across a wide range of internal and external thread tasks.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eThread profiles covered\u003c\/b\u003e: A versatile collection that spans all common threading 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 to 40 mm lengths to fit various depths of cut and engagement requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePitch range versatility\u003c\/b\u003e: Depending on length, capable of handling 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 has two cutting edges to extend tool life (except for BSPT \/ NPT \/ NPTF \/ American Buttress \/ API RD).\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 (except ISO \/ UN \/ NPSM \/ UNJ \/ Acme).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTiAlN coating on carbide\u003c\/b\u003e: TiAlN coating provides wear resistance and heat tolerance for longer insert life in demanding materials.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis design-focused approach translates to real-world benefits: you can tackle a broad spectrum of threading tasks with fewer tool changes, maintain stable cutting performance across varying thread pitches, and rely on a coating that helps manage heat and wear during longer runs. Ideal for workshops and production environments where versatility and consistency matter, the Carmex NPTF carbide inserts help you complete more jobs with fewer inserts, without sacrificing accuracy or finish quality.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316048015438,"sku":"14-18NPTF","price":29.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_99c8e113-a037-40dd-8679-0ab3ad14a15d.jpg?v=1697553102"},{"product_id":"21-11-5nptf","title":"Carmex Carbide Threading Insert - NPTF - TiAlN Coated - 21-11.5NPTF","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Carbide Threading Inserts in a TiAlN coating deliver precise, durable threading across a wide range of common profiles. Built for machinists who need reliable internal or external threads with long tool life, these inserts are designed to perform in demanding turning applications.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCoating\u003c\/b\u003e: TiAlN-coated carbide for enhanced hardness, wear resistance, and heat tolerance, helping maintain sharpness and finish in tough materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCutting edges\u003c\/b\u003e: Double-sided inserts with two cutting edges (except for BSPT\/NPT\/NPTF, American Buttress, and API RD profiles) to extend usable life between reindexes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal\/External versatility\u003c\/b\u003e: For many thread profiles, the same insert can machine both internal and external threads (excluding ISO\/UN\/NPSM\/UNJ\/Acme).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eProfile coverage\u003c\/b\u003e: A versatile collection that covers all common thread profiles, reducing the need for multiple tools.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLengths\u003c\/b\u003e: Five available lengths, ranging from 12 mm to 40 mm, to suit different machine setups and clearance requirements.\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), accommodating a broad spectrum of standards.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nWith these carbide inserts, you can achieve consistent thread quality, minimize tool changes, and extend cycle efficiency across diverse threading tasks. The double-edged design and TiAlN coating work together to deliver reliable performance for everyday threading needs and more challenging materials.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316048048206,"sku":"21-11.5NPTF","price":38.88,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_2abb0e99-cfb5-48a7-a355-148b5c81690b.jpg?v=1697553105"},{"product_id":"21-14nptf","title":"Carmex Carbide Threading Insert - NPTF - TiAlN Coated - 21-14NPTF","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Carbide Threading Insert is a TiAlN-coated carbide insert designed for reliable, precise threading across a wide range of profiles. It’s built for machinists and shops that need a versatile, durable solution for both internal and external threads.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eLength options\u003c\/b\u003e: Five versions spanning 12 mm to 40 mm to fit different toolholding and engagement needs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThread profiles covered\u003c\/b\u003e: A versatile collection that addresses all common thread profiles in a single, adaptable insert set.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDouble-sided cutting edges\u003c\/b\u003e: Each insert provides two cutting edges for extended usable life (except BSPT\/NPT\/NPTF\/American Buttress\/API RD).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal\/External capability\u003c\/b\u003e: For many profiles, the same insert can machine both internal and external threads, reducing tool inventory (except ISO\/UN\/NPSM\/UNJ\/Acme).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCoating\u003c\/b\u003e: TiAlN coating enhances wear resistance and heat tolerance for longer service life in demanding materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: Sturdy carbide substrate delivers rigidity and consistent thread geometry during precision threading operations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert pairings a broad thread-profile reach with durable construction, helping you reduce tool changes, maintain consistent thread quality, and complete jobs—from prototyping to production runs—with fewer tooling interruptions.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316048080974,"sku":"21-14NPTF","price":38.88,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_ce03e091-cbb3-4987-8daf-d71ab178e6b9.jpg?v=1697553109"},{"product_id":"30-11-5nptf","title":"Carmex Carbide Threading Insert - NPTF - TiAlN Coated - 30-11.5NPTF","description":"\u003cdiv\u003e\n\u003cp\u003eThe Carmex Carbide Threading Insert for NPTF with TiAlN coating is a versatile threading tool designed for machinists and shops that regularly work with pipe threads and precision fasteners. It delivers reliable performance across common thread profiles with durable, long-lasting cutting edges.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eTiAlN coating\u003c\/b\u003e: TiAlN-coated carbide for superior wear resistance and heat tolerance, helping extend tool life in demanding threading operations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFive length options\u003c\/b\u003e: Available in 12 mm, 16 mm, 20 mm, 30 mm, and 40 mm lengths to suit different depths and access requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBroad thread profile coverage\u003c\/b\u003e: Designed to cover all common thread profiles, reducing the need for multiple inserts in your toolbox.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDouble-sided cutting edges\u003c\/b\u003e: Each insert has two cutting edges for extended use and fewer tool changes (except for BSPT\/NPT\/NPTF\/American Buttress\/API RD variants).\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, simplifying setup and inventory (except ISO\/UN\/NPSM\/UNJ\/Acme).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNPTF-focused design\u003c\/b\u003e: Optimized for NPTF applications to produce accurate, repeatable pipe-thread results.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis insert is built to improve workflow in threading tasks—from creating precise internal tapped holes to external shafts and pipe fittings. The TiAlN coating helps maintain edge integrity under higher cutting speeds, while the dual-edge geometry reduces downtime by allowing multiple usable edges before reindexing. With five length options and a broad range of pitches (0.5 mm \/ 32 TPI up to 6.0 mm \/ 4 TPI), it supports a wide variety of projects, helping you complete jobs faster with consistent thread quality.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316048146510,"sku":"30-11.5NPTF","price":53.38,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_84ed090a-a389-4661-942d-6644ed752186.jpg?v=1697553112"},{"product_id":"30-8nptf","title":"Carmex Carbide Threading Insert - NPTF - TiAlN Coated - 30-8NPTF","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Carbide Threading Insert - NPTF, TiAlN Coated, 30-8NPTF is a durable carbide insert designed for precise, long-lasting threading across a wide range of profiles. Built for machinists and shops that demand reliable performance in both internal and external threads, it delivers consistent results with minimal tool changes.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eLength options\u003c\/b\u003e: Five lengths spanning 12–40 mm to fit diverse threading tasks and depths.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePitch range\u003c\/b\u003e: Handles pitches from 0.5 mm (32 TPI) to 6.0 mm (4 TPI), covering the most common and fine-thread applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTiAlN coating\u003c\/b\u003e: Enhances hardness and heat resistance for extended tool life in demanding materials and high-heat machining.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDouble-edged design\u003c\/b\u003e: Two cutting edges per insert (except for BSPT, NPT, NPTF, American Buttress, API RD) to maximize usable life.\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 the need for multiple tools.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWide thread-profile coverage\u003c\/b\u003e: Part of Carmex’s versatile threading insert family that supports the majority of common thread standards.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nIdeal for precision hydraulic and pneumatic fittings, fasteners, and general metalworking where consistent thread quality matters. The TiAlN coating helps maintain accurate thread profiles over longer runs, while the double-edge design provides dependable edge life. With five length options and broad profile compatibility, this insert offers flexible, reliable performance for everyday threading tasks in CNC and manual machining environments.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316048506958,"sku":"30-8NPTF","price":53.38,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_ae9dd2dd-8a42-426b-808a-805553b8b543.jpg?v=1697553115"},{"product_id":"40-11-5nptf","title":"Carmex Carbide Threading Insert - NPTF - TiAlN Coated - 40-11.5NPTF","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Carmex Carbide Threading Insert for NPTF is a versatile, TiAlN-coated solution designed for professionals who demand precise, reliable threading across the most common profiles. This collection is built to handle a wide range of applications, making it ideal for shop environments where versatility and durability matter.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: Carbide construction for high hardness, wear resistance, and long edge life in demanding threading operations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLength options\u003c\/b\u003e: Five lengths from 12 mm to 40 mm to fit different component sizes and depth requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThread pitch range\u003c\/b\u003e: Depending on length, capable of 0.5 mm \/ 32 TPI up to 6.0 mm \/ 4 TPI, covering the most commonly encountered pitches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCutting edges\u003c\/b\u003e: Double‑sided inserts with two cutting edges (except for BSPT \/ NPT \/ NPTF \/ American Buttress \/ API RD). This means more usable life before index changes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal\/External versatility\u003c\/b\u003e: For many thread profiles, the same insert can machine both internal and external threads, reducing the need for multiple tools (exceptions: ISO \/ UN \/ NPSM \/ UNJ \/ Acme).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCoating\u003c\/b\u003e: TiAlN coating delivers enhanced wear resistance and high‑temperature performance for tougher materials and tougher cutting conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCoverage\u003c\/b\u003e: A comprehensive collection that spans the most common thread profiles, designed to streamline setup and tool management.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert set is engineered to simplify threading workflows: choose the appropriate length for the job, leverage the dual cutting edges to maximize tool life, and rely on the TiAlN coating to maintain performance under heat and wear. The result is consistent thread quality, fewer tool changes, and a smoother path from roughing to finishing in metalworking projects.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316048572494,"sku":"40-11.5NPTF","price":91.88,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_d6f9a4e6-17a1-440d-a90d-e7eb492f4346.jpg?v=1697553119"},{"product_id":"40-8nptf","title":"Carmex Carbide Threading Insert - NPTF - TiAlN Coated - 40-8NPTF","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Carbide Threading Insert - NPTF - TiAlN Coated - 40-8NPTF is a durable, versatile threading solution designed for machinists who need reliable performance across a range of common thread profiles. Built for both internal and external threading tasks, this insert combines precision, toughness, and convenient edge life for everyday metalworking.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eRange of lengths\u003c\/b\u003e: five available lengths from 12 mm to 40 mm to suit different hole sizes and workpiece configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThread profiles supported\u003c\/b\u003e: designed to cover all common thread profiles with 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: two cutting edges per insert (except for BSPT\/NPT\/NPTF\/American Buttress\/API RD) for extended edge life and reduced tool changes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInternal \u0026amp; external capability\u003c\/b\u003e: in many profiles, the same insert can machine both internal and external threads, streamlining tooling and reducing inventory (with typical exceptions noted for ISO\/UN\/NPSM\/UNJ\/Acme).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTiAlN coating\u003c\/b\u003e: TiAlN coating enhances wear resistance and heat tolerance, helping maintain sharpness on tougher materials and extend insert life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCarbide construction\u003c\/b\u003e: hard carbide substrate provides stiffness and precision for clean, accurate thread profiles across a range of materials.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis threading insert is ideal for machine shops and precision turners who perform frequent threading tasks on metal parts. Its combination of multiple lengths, broad profile coverage, dual cutting edges, and TiAlN-coated carbide design makes it a practical choice for reducing tool changes, improving surface finish, and delivering consistent thread quality across internal and external applications.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40316048638030,"sku":"40-8NPTF","price":91.88,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/sr-insert_62476932-4783-4920-9b39-ef5359965740.jpg?v=1697553122"}],"url":"https:\/\/www.protool-ltd.co.uk\/collections\/sr-indexable-thread-mill-inserts-nptf.oembed","provider":"Protool Precision Tools","version":"1.0","type":"link"}