{"product_id":"mtl4r0-1l10bmk","title":"Carmex Carbide Tiny Tool - Boring Bar - MTL - BMK Grade - 4.1mm Minimum Diameter x 10mm Reach x R0.1 (Left Hand)","description":"\u003cdiv\u003e\n\u003cp\u003e\nMeet the Carmex Carbide Tiny Tool Boring Bar in BMK Grade—a compact, solid carbide solution designed for precise boring and reliable general turning. With a 4.1 mm minimum diameter, 10 mm reach, and a left-hand R0.1 geometry, it delivers consistent bore sizes in tight features across a range of materials.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCoating options optimized for speed and materials\u003c\/b\u003e: The BXC TiN coating is designed for low cutting speeds and pairs well with stainless steels (ISO P30-P50 \/ K25-K40). The BMK grade uses a sub-micron, triple PVD coating that delivers outstanding heat resistance and smooth cutting for broad material compatibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCompact, left-hand geometry for precise bores\u003c\/b\u003e: With a 4.1 mm minimum diameter, 10 mm reach, and a left-hand R0.1 geometry, it delivers tight, repeatable bore sizes with predictable cutting direction in small-diameter workpieces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable carbide construction with high-heat coatings\u003c\/b\u003e: Solid carbide bars paired with BMK’s coating system provide high heat resistance and smooth cutting, supporting reliable performance even on tougher materials and longer production runs.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThe Carmex Tiny Tool Boring Bar helps you maintain accurate tolerances, finish quality, and productivity across boring and turning tasks. Its compact dimensions, left-hand geometry, and coating versatility let you tailor performance to your material and speed, reducing downtime and improving overall results.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carmex","offers":[{"title":"Default Title","offer_id":43428812783694,"sku":"MTL4R0.1L10BMK","price":23.71,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/MTR_BMK_bfe23ca6-561c-4ae7-97ae-77b921aab09d.png?v=1770385006","url":"https:\/\/www.protool-ltd.co.uk\/products\/mtl4r0-1l10bmk","provider":"Protool Precision Tools","version":"1.0","type":"link"}