{"product_id":"carmex-internal-un-threadmill-insert-40mm-6-tpi","title":"Carmex Internal UN Threadmill Insert 40mm\/ 6 TPI","description":"\u003cp\u003e\u003cstrong\u003eMill-Thread Insert – UN 6 TPI, Internal\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003e40 I 6 UN MT7 Mill-Thread Insert\u003c\/strong\u003e is specifically engineered for internal threading of Unified National (UN) profiles on CNC milling machines using helical interpolation. Designed to cut at 6 TPI, this insert delivers precise and reliable threading results for large-diameter components using the Unified thread form. With a size 40 profile, 20 mm height, and 6.3 mm thickness, the insert ensures optimal cutting stability, robust thread geometry, and effective chip evacuation during demanding operations.\u003c\/p\u003e\n\u003cp\u003eManufactured from Carmex’s high-performance \u003cstrong\u003eMT7 carbide grade\u003c\/strong\u003e, the insert provides excellent wear resistance, consistent performance, and extended tool life across production runs. For maximum threading efficiency, this insert is compatible with Carmex’s comprehensive range of \u003ca title=\"Threadmill Toolholders\" href=\"https:\/\/wallersindustrialonline.com\/collections\/threadmills\"\u003e\u003cstrong\u003eSR series toolholders\u003c\/strong\u003e\u003c\/a\u003e—available in single, twin, and multi-insert formats, with options for carbide shanks and internal coolant supply. These holders are designed to match insert sizes and ensure secure clamping and high-performance machining.\u003c\/p\u003e\n\u003ch3\u003eKey Features:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrdering Code\u003c\/strong\u003e: 40 I 6 UN MT7\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Type\u003c\/strong\u003e: Internal Threading\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Profile\u003c\/strong\u003e: UN – Unified National\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePitch (TPI)\u003c\/strong\u003e: 6\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Size\u003c\/strong\u003e: 40\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eH (Height)\u003c\/strong\u003e: 20 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eT (Thickness)\u003c\/strong\u003e: 6.3 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarbide Grade\u003c\/strong\u003e: MT7\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Type\u003c\/strong\u003e: Internal-use only\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications\u003c\/strong\u003e: Unified internal threads for heavy-duty mechanical and industrial components\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKey Advantage\u003c\/strong\u003e: High-performance threading for large-pitch threads with compatibility to SR series toolholders\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCarmex Precision Tools Ltd.\u003c\/strong\u003e is globally recognized for its advanced threading solutions. The company offers a full range of Thread Turning inserts, Mill-Thread tools, Spiral Mill-Thread, Solid Carbide threadmills, and matching SR Series Toolholders—ensuring full compatibility and performance from toolholder to insert.\u003c\/p\u003e","brand":"CARMEX PRECISION TOOLS LTD","offers":[{"title":"Default Title","offer_id":51245506887716,"sku":"40I6UNMT7","price":262.51,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0803\/5598\/3396\/files\/carmex-precision-tools-ltd-internal-threadmill-insert-carmex-internal-un-threadmill-insert-40mm-6-tpi-51700002-1198295914.jpg?v=1786423076","url":"https:\/\/www.layerspecdynamics.com\/de\/products\/carmex-internal-un-threadmill-insert-40mm-6-tpi","provider":"LayerSpec Dynamics","version":"1.0","type":"link"}