{"product_id":"finger-bits","title":"PTH High-Speed CNC Diamond Finger Bit 20 x 40mm | 8 Segment | 1\/2 Gas Twin Seg","description":"\u003cp\u003eThe PTH high-speed CNC diamond finger bit is an 8-segment stone fabrication tool for aggressive material removal in granite, marble, quartz, and engineered stone. With a 20mm diameter, 40mm working height, and 1\/2 Gas thread, it is designed for production CNC machining where cutting speed and consistent wear matter.\u003c\/p\u003e\n\u003ch2\u003eCNC stone cutting and countertop fabrication\u003c\/h2\u003e\n\u003cp\u003eUse this diamond finger bit for CNC material removal and sink cutout work in granite, marble, quartz, and engineered stone countertops. Its segmented design supports high-production cutting, with feed rates of 24–36 inches per minute and fully engaged cutting capability up to 36 inches per minute under suitable operating conditions.\u003c\/p\u003e\n\u003ch2\u003eSpecifications and operating parameters\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBit diameter: 20mm.\u003c\/li\u003e\n\u003cli\u003eWorking height: 40mm.\u003c\/li\u003e\n\u003cli\u003eSegment count: 8.\u003c\/li\u003e\n\u003cli\u003eConnection: 1\/2 Gas thread.\u003c\/li\u003e\n\u003cli\u003eRecommended spindle speed: 5,500–8,500 RPM.\u003c\/li\u003e\n\u003cli\u003eHigh-production feed rate: 24–36 inches per minute.\u003c\/li\u003e\n\u003cli\u003eSuitable materials: granite, marble, quartz, and engineered stone.\u003c\/li\u003e\n\u003cli\u003eMachine application: compatible CNC stone fabrication machines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eChoose settings for your production needs\u003c\/h2\u003e\n\u003cp\u003eControlled cutting at 5,200-5,800 RPM and 14-20 inches per minute. Set operating parameters for your material, machine, and cutting engagement rather than treating the maximum feed rate as appropriate for every job. Tool life varies with operating conditions.\u003c\/p\u003e\n\u003cp\u003eConfirm the 1\/2 Gas connection, bit dimensions, and machine requirements before ordering. This is a CNC finger bit, not an M12 radial arm finger tip.\u003c\/p\u003e\n\u003ch2\u003eCompare PTH finger bits, finger tips, and core bits\u003c\/h2\u003e\u003cp\u003eChoose by material, machining task, and machine connection. Finger bits and incremental finger tips are for cutting and material removal; core bits are for drilling holes.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/finger-bits-1\"\u003eSKU 50029: CNC finger bit\u003c\/a\u003e — Quartzite and hard materials. Machines: CNC machines; 1\/2 Gas connection.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/finger-bits-2\"\u003eSKU 50030: CNC finger bit\u003c\/a\u003e — Porcelain and ultra-compact surfaces, including Dekton and Neolith. Machines: Compatible CNC machines.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/easy-bits\"\u003eSKU 50035: Incremental finger tip bit\u003c\/a\u003e — Granite, marble and quartz. Machines: Radial arm and CNC machines; M12 connection.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/incremental-finger-tip-bit-dekton-neolith-20x20-m12\"\u003eSKU 50036: Incremental finger tip bit\u003c\/a\u003e — Dekton, Neolith and ultra-compact surfaces; also quartzite, granite and engineered stone. Machines: Radial arm and CNC machines; M12 connection.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/incremental-finger-tip-bit-20x20-m12-quartzite\"\u003eSKU 50037: Incremental finger tip bit\u003c\/a\u003e — Quartzite, granite and quartz. Machines: Radial arm and CNC machines; M12 connection.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/cnc-core-bit-1-3-8-dekton-neolith-porcelain-half-gas\"\u003eSKU 50040: 1 3\/8-inch core bit\u003c\/a\u003e — Hole drilling in Dekton, Neolith and porcelain. Machines: CNC machines; 1\/2 Gas connection.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/core-bit\"\u003eSKU 50045: 1 3\/8-inch core bit\u003c\/a\u003e — Hole drilling in quartzite, hard granite and quartz. Machines: Compatible CNC machines.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eConfirm the connection, dimensions, and operating parameters on each product page. CNC and radial arm tooling are not interchangeable unless your machine setup supports the specified connection.\u003c\/p\u003e","brand":"Pro Tool Haus","offers":[{"title":"Default Title","offer_id":68569235063008,"sku":"50028","price":136.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0786\/3943\/1904\/files\/50028-1.png?v=1794321483","url":"https:\/\/protoolhaus.com\/products\/finger-bits","provider":"Pro Tool Haus","version":"1.0","type":"link"}