{"product_id":"16el11unk20","title":"16EL11UNK20 - Carmex Thread Turning External Insert - UN (UNC,UNF,UNEF,UNS) - Left Hand","description":"\u003cdiv\u003e\n\u003cp\u003e\nCarmex Thread Turning External Insert for UN (UNC, UNF, UNEF, UNS) – Left Hand – 16EL11UNK20 is a versatile external threading insert engineered to handle left-hand applications with consistent, reliable results. Its laydown triangular geometry is designed to perform across a broad spectrum of thread standards, making it a practical choice for mixed shops and production environments.\n\u003c\/p\u003e \u003cp\u003e\nWhether you're upgrading tooling or setting up a new production line, this insert covers the most common UNC\/UNF\/UNEF\/UNS threads with a single, dependable solution. It helps reduce tool changes and inventory, while delivering predictable thread profiles and smooth finishes on a wide range of materials.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBroad UNC\/UNF\/UNEF\/UNS compatibility\u003c\/b\u003e: Accepts the major external thread forms, enabling you to tackle most common thread types with one insert and minimize tool swaps.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand threading optimized design\u003c\/b\u003e: Specifically engineered for external left-hand threads, delivering stable cutting action, clean thread starts, and easier setup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable laydown triangular geometry\u003c\/b\u003e: Robust insert geometry that supports longer edge life and consistent performance from basic jobs to demanding applications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis insert helps you maintain steady productivity by reducing setup time, lowering tool-change frequency, and ensuring reliable, repeatable thread quality across production runs and repairs alike.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":40274727862350,"sku":"16EL11UNK20","price":7.74,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/BMA_STANDARD_b8c79830-3dba-4d2a-aa0b-821ab015c726.jpg?v=1693482381","url":"https:\/\/www.protool-ltd.co.uk\/products\/16el11unk20","provider":"Protool Precision Tools","version":"1.0","type":"link"}