{"title":"Diamond Core Bits for Granite, Marble \u0026 Natural Stone | Pro Tool Haus","description":"\u003cdiv class=\"OutlineElement Ltr SCXW8430170 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW8430170 BCX0\"\u003e\u003cspan data-contrast=\"none\" class=\"TextRun SCXW8430170 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW8430170 BCX0\"\u003eGranite, marble, quartzite, and other natural stone materials require diamond core bits with specific bond hardness matched to the stone's abrasiveness. Granite — one of the hardest and most abrasive stone types — demands a softer bond that continuously exposes fresh diamond; marble and limestone are softer and require a harder bond to prevent the segments from wearing too quickly.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW8430170 BCX0\" data-ccp-props='{\"335559739\":100}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW8430170 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW8430170 BCX0\"\u003e\u003cspan data-contrast=\"none\" class=\"TextRun SCXW8430170 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW8430170 BCX0\"\u003eThe core bits in this collection cover the most common countertop drilling applications: 1-3\/8\" for standard faucet holes, 1-1\/4\" for European faucets, 1-1\/2\" for side spray holes, and larger diameters for soap dispensers and drain installations. All rated for wet drilling with a water swivel attachment.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW8430170 BCX0\" data-ccp-props='{\"335559739\":100}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW8430170 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW8430170 BCX0\"\u003e\u003cspan data-contrast=\"none\" lang=\"EN-US\" class=\"TextRun SCXW8430170 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW8430170 BCX0\"\u003eAlways drill at low RPM (500–800 for granite) with steady light pressure — high speed and heavy pressure are the primary causes of core bit failure. For the water swivel attachments needed for wet\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun ContextualSpellingAndGrammarErrorV2Themed SCXW8430170 BCX0\"\u003edrilling\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW8430170 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003esee \u003ca href=\"\/collections\/water-attachments\" title=\"Water Attachments\"\u003eWater Attachments\u003c\/a\u003e.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW8430170 BCX0\" data-ccp-props='{\"335559739\":0}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e","products":[{"product_id":"chingon-laser-welded-sandwich-segment-core-bit","title":"Chingon Laser Welded Sandwich Segment Core Bit","description":"\u003ch1\u003eChingon Laser Welded Sandwich Segment Core Bit by Tenax USA\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003eTaladra Como Un Chingón.\u003c\/strong\u003e Made for serious performance, CHINGÓN Core Bits are engineered with laser-welded sandwich segments featuring side and interior diamonds for maximum durability and aggressive cut speed.\u003c\/p\u003e\n\u003cp\u003eCreated for professional fabricators who demand strength, speed, and long life, CHINGÓN core bits deliver clean, smooth holes in even the toughest materials.\u003c\/p\u003e\n\u003ch2\u003eMaterial Compatibility\u003c\/h2\u003e\n\u003cp\u003eGranite, Quartz, Quartzite, Marble, Engineered Stone.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e Wet or Dry\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Diameters:\u003c\/strong\u003e Multiple sizes available\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e 5\/8\"-11\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Length:\u003c\/strong\u003e 4\" (may vary slightly by size)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrilling Depth:\u003c\/strong\u003e Approximately 2-3\/4\"–3\" (varies by size)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax RPM:\u003c\/strong\u003e Up to 6500 (adjust RPM according to diameter)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose CHINGÓN?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLaser-welded sandwich segments for maximum strength\u003c\/li\u003e\n\u003cli\u003eSide and interior diamonds for aggressive cutting\u003c\/li\u003e\n\u003cli\u003eFaster drilling with cleaner entry and exit holes\u003c\/li\u003e\n\u003cli\u003eConstructed for high-production fabrication environments\u003c\/li\u003e\n\u003cli\u003eExtended-life durability in dense stone materials\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhen the job calls for strength, speed, and reliability — choose CHINGÓN.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDrill like a pro. Drill CHINGÓN.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProToolHaus – Your Certified Tenax USA Distributor\u003c\/h2\u003e\n\u003cp\u003eWhen you buy from ProToolHaus, you're ordering from a certified, factory-trained distributor of Tenax USA. We carry the full lineup and stand behind every product with expert guidance, fast fulfillment, and the kind of support that only comes from working in the stone industry every day.\u003c\/p\u003e","brand":"Tenax USA","offers":[{"title":"1 3\/8\"","offer_id":51164318630112,"sku":"52452","price":69.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0786\/3943\/1904\/files\/Chingon-core-bit-1.png?v=1774356395"},{"product_id":"weha-rockpecker-5-8-11-diamond-core-bit","title":"Weha RockPecker 5\/8-11 Diamond Core Bit","description":"\u003ch1\u003eWeha RockPecker 5\/8-11 Diamond Core Bit\u003c\/h1\u003e\n\u003cp\u003e\nThe Weha RockPecker 5\/8-11 Diamond Core Bit is developed for precision drilling in granite, quartz, quartzite, marble, limestone, travertine, concrete, and engineered stone. Constructed for wet use, this core bit achieves fast penetration, smooth cutting, and clean, chip-free holes across a wide range of fabrication materials.\n\u003c\/p\u003e\n\u003cp\u003e\nFeaturing a thin 2mm diamond wall thickness, the RockPecker core bit bites into the stone quickly and drills efficiently through even dense quartz and engineered materials. The specially formulated diamond bond is optimized for the hardness and resin content found in quartz surfaces, ensuring consistent performance and excellent cutting speed.\n\u003c\/p\u003e\n\u003cp\u003e\nWell-suited for shop fabrication environments, the RockPecker line is developed for controlled wet drilling and dependable professional results.\n\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUse: Wet Only\u003c\/li\u003e\n\u003cli\u003eDiamond Wall Thickness: 2mm\u003c\/li\u003e\n\u003cli\u003eTotal Length: 3-3\/8\" (85mm)\u003c\/li\u003e\n\u003cli\u003eMaximum Drilling Depth: 2\" (50mm)\u003c\/li\u003e\n\u003cli\u003eThread: 5\/8-11\u003c\/li\u003e\n\u003cli\u003eRecommended RPM: 1,800–4,500\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eKey Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eThin-wall design for fast, clean penetration\u003c\/li\u003e\n\u003cli\u003eOptimized bond for quartz and engineered stone\u003c\/li\u003e\n\u003cli\u003eSmooth drilling with reduced chipping\u003c\/li\u003e\n\u003cli\u003eDeveloped for professional fabrication use\u003c\/li\u003e\n\u003cli\u003eReliable, consistent performance across materials\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProToolHaus – Your Certified Weha Distributor\u003c\/h2\u003e\n\u003cp\u003eWhen you buy from ProToolHaus, you're ordering from a certified, factory-trained distributor of Weha. We carry the full lineup and stand behind every product with expert guidance, fast fulfillment, and the kind of support that only comes from working in the stone industry every day.\u003c\/p\u003e","brand":"Weha","offers":[{"title":"3\/4\"","offer_id":51164343599328,"sku":"142892","price":64.21,"currency_code":"USD","in_stock":true},{"title":"1 3\/8\"","offer_id":51164343632096,"sku":"139132","price":83.41,"currency_code":"USD","in_stock":true},{"title":"1 1\/4\"","offer_id":51164343664864,"sku":"142888","price":48.93,"currency_code":"USD","in_stock":true},{"title":"4\"","offer_id":51164343697632,"sku":"142902","price":152.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0786\/3943\/1904\/files\/142892-Weha-RockPecker-3.4_-20mm-5.8x11-v1.jpg?v=1774356725"},{"product_id":"weha-dry-magic-vacuum-brazed-core-bits","title":"Weha Dry Magic Vacuum Brazed Core Bits — Dry Drilling for Granite, Marble, Dekton \u0026 Sintered Stone | 1\/4\" to 2\"","description":"\u003cp\u003eFast, clean dry drilling across a wide range of ultra-hard stone materials. \u003cstrong\u003eWeha Dry Magic Vacuum Brazed Core Bits\u003c\/strong\u003e are purpose-built for fabricators and installers who need speed, durability, and versatility on the job. Available in 10 diameters from 1\/4\" (6mm) to 2\" (50mm), these vacuum-brazed core bits deliver aggressive cutting performance with long working life — particularly effective on sintered and ultra-compact surfaces like Dekton and Lapitec where standard core bits struggle.\u003c\/p\u003e\n\n\u003ch2\u003eAvailable Sizes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1\/4\" (6mm)\u003c\/li\u003e\n\u003cli\u003e3\/8\" (10mm)\u003c\/li\u003e\n\u003cli\u003e1\/2\" (12mm)\u003c\/li\u003e\n\u003cli\u003e3\/4\" (20mm)\u003c\/li\u003e\n\u003cli\u003e1\" (25mm)\u003c\/li\u003e\n\u003cli\u003e1-1\/4\" (32mm)\u003c\/li\u003e\n\u003cli\u003e1-3\/8\" (35mm)\u003c\/li\u003e\n\u003cli\u003e1-1\/2\" (40mm)\u003c\/li\u003e\n\u003cli\u003e1-3\/4\" (45mm)\u003c\/li\u003e\n\u003cli\u003e2\" (50mm)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eVacuum Brazed Technology\u003c\/h2\u003e\n\u003cp\u003eThe vacuum brazed diamond matrix keeps diamonds fully exposed throughout the life of the bit — delivering superior cutting speed compared to traditional electroplated core bits. Fully exposed diamonds improve drilling efficiency and reduce heat buildup during dry use, making these bits particularly effective on hard, brittle sintered stone surfaces where heat management is critical.\u003c\/p\u003e\n\n\u003ch2\u003eCompatible Materials\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGranite (light \u0026amp; dark)\u003c\/li\u003e\n\u003cli\u003eMarble\u003c\/li\u003e\n\u003cli\u003eDekton, Lapitec, Neolith, and other sintered stone\u003c\/li\u003e\n\u003cli\u003eUltra-compact surfaces\u003c\/li\u003e\n\u003cli\u003eEngineered stone and quartz\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFaucet holes and plumbing cutouts\u003c\/li\u003e\n\u003cli\u003eAnchor holes\u003c\/li\u003e\n\u003cli\u003eJobsite modifications and field drilling\u003c\/li\u003e\n\u003cli\u003eShop fabrication drilling\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eDry Magic vs. Blitz — Which Core Bit Do You Need?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDry Magic Vacuum Brazed (this product)\u003c\/strong\u003e — 10 sizes from 1\/4\" to 2\"; optimized for sintered stone, Dekton, Lapitec, and ultra-compact surfaces; vacuum brazed for heat management on brittle materials\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/weha-blitz-dry-diamond-core-bit\"\u003eBlitz Dry Diamond Core Bit\u003c\/a\u003e — 1-3\/8\" and 2\" only; interior \u0026amp; exterior vacuum-brazed diamonds; 60–150 hole life; optimized for granite, quartz, and marble at high RPM\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/weha-dry-magic-hex-head-core-bits\"\u003eDry Magic Hex Head Core Bits\u003c\/a\u003e — hex shank for drill driver use; no grinder required\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVacuum brazed diamond bond\u003c\/strong\u003e — fully exposed diamonds for maximum cutting speed and heat reduction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 sizes available\u003c\/strong\u003e — 1\/4\" (6mm) through 2\" (50mm) for all standard drilling applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSintered stone optimized\u003c\/strong\u003e — effective on Dekton, Lapitec, and ultra-compact surfaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimizes chipping\u003c\/strong\u003e — controlled cutting action on brittle materials\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDry use\u003c\/strong\u003e — no water required; ideal for jobsite and field drilling\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWorks Well With\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/weha-blitz-dry-diamond-core-bit\"\u003eWeha Blitz Dry Diamond Core Bit\u003c\/a\u003e — high-speed alternative for granite and quartz with interior \u0026amp; exterior vacuum-brazed diamonds\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/weha-dry-magic-hex-head-core-bits\"\u003eWeha Dry Magic Hex Head Core Bits\u003c\/a\u003e — hex shank version for drill driver use without a grinder\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/weha-t-31-anchor-bit-3-16-x-1-4-diamond-anchor-bit\"\u003eWeha T-31 Anchor Bit\u003c\/a\u003e — for drilling anchor holes after core drilling is complete\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/weha-ceramica-r-mesh-turbo-blade\"\u003eWeha Ceramica R-Mesh Turbo Blade\u003c\/a\u003e — for cutting the same Dekton, Lapitec, and sintered stone materials\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/weha-rock-dog-router-single-speed-with-aquaplaning-base\"\u003eWeha Rock Dog Router\u003c\/a\u003e — for edge profiling on the same sintered and engineered stone after drilling\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Weha","offers":[{"title":"1\/4\" (6mm)","offer_id":51164344942816,"sku":"135627","price":35.03,"currency_code":"USD","in_stock":true},{"title":"3\/8\" (10mm)","offer_id":51164344975584,"sku":"135629","price":40.19,"currency_code":"USD","in_stock":true},{"title":"1\/2\" (12mm)","offer_id":51164345008352,"sku":"135630","price":40.13,"currency_code":"USD","in_stock":true},{"title":"3\/4\" (20mm)","offer_id":51164345041120,"sku":"134489","price":53.25,"currency_code":"USD","in_stock":true},{"title":"1\" (25mm)","offer_id":51164345073888,"sku":"134491","price":51.57,"currency_code":"USD","in_stock":true},{"title":"1 1\/4\" (32mm)","offer_id":51164345106656,"sku":"134493","price":67.73,"currency_code":"USD","in_stock":true},{"title":"1 3\/8\" (35mm)","offer_id":51164345139424,"sku":"134495","price":74.53,"currency_code":"USD","in_stock":true},{"title":"1 1\/2\" (40mm)","offer_id":51164345172192,"sku":"134498","price":85.96,"currency_code":"USD","in_stock":true},{"title":"1 3\/4\" (45mm)","offer_id":51164345204960,"sku":"136602","price":90.15,"currency_code":"USD","in_stock":true},{"title":"2\" (50mm)","offer_id":51164345237728,"sku":"134499","price":81.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0786\/3943\/1904\/files\/WehaDryMagicCoreBitsGroupshot.jpg?v=1774356761"},{"product_id":"weha-dry-magic-hex-head-core-bits","title":"Weha Dry Magic Hex Head Core Bits — Non-Core Diamond Drill Bits for Cordless Drills | Ceramic, Porcelain \u0026 Stone","description":"\u003cp\u003eThe diamond drill bit engineered for cordless drills and anchor installations. \u003cstrong\u003eWeha Dry Magic Hex Head Core Bits\u003c\/strong\u003e are vacuum-brazed non-core diamond drill bits developed for fast, clean drilling in ceramic, porcelain, granite, marble, quartz, engineered stone, landscape stone, and all natural stone. The hex shank fits all standard cordless and electric drills — no grinder required — making these the go-to bit for field installation, anchor drilling, and hardware mounting.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable sizes:\u003c\/strong\u003e 5\/16\" (8mm), 3\/8\" (10mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal length:\u003c\/strong\u003e Approximately 3-1\/8\" (80mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHex shaft length:\u003c\/strong\u003e Approximately 1-1\/2\" (40mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended RPM:\u003c\/strong\u003e 700–6,000 RPM (adjust based on material and size)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e Wet or dry\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTechnology:\u003c\/strong\u003e Vacuum Brazed II — Weha's patented diamond bond\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHex Head Design\u003c\/h2\u003e\n\u003cp\u003eThe hexagonal shaft fits all standard cordless and electric drill chucks — no angle grinder or 5\/8\"-11 adapter required. The hex design prevents the bit from spinning in the chuck, ensuring stable, controlled drilling throughout the hole. Ideal for installers and fabricators who need a drill-driver solution for field work.\u003c\/p\u003e\n\n\u003ch2\u003eNon-Core Drilling Advantage\u003c\/h2\u003e\n\u003cp\u003eUnlike standard core bits that leave a plug, these bits drill clean holes without leaving a core. This makes them especially useful for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAnchor holes for countertop clips and brackets\u003c\/li\u003e\n\u003cli\u003eScrew and hardware mounting holes\u003c\/li\u003e\n\u003cli\u003eAdhesive installations using polyester or epoxy\u003c\/li\u003e\n\u003cli\u003ePartial-depth holes where core removal is impractical\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe result is a clean, chip-free hole without blowouts — critical when working with brittle materials such as porcelain and sintered stone.\u003c\/p\u003e\n\n\u003ch2\u003eVacuum Brazed II Technology\u003c\/h2\u003e\n\u003cp\u003eManufactured using Weha's patented Vacuum Brazed II technology — cuts faster and lasts longer than standard vacuum brazed bits. Fully exposed diamond bond delivers aggressive cutting action while maintaining durability across ultra-hard materials.\u003c\/p\u003e\n\n\u003ch2\u003eCompatible Materials\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCeramic and porcelain tile\u003c\/li\u003e\n\u003cli\u003eGranite and marble\u003c\/li\u003e\n\u003cli\u003eQuartz and engineered stone\u003c\/li\u003e\n\u003cli\u003eLandscape stone and natural stone\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eDry Magic Core Bit Comparison\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHex Head (this product)\u003c\/strong\u003e — hex shank for cordless drills; non-core; 5\/16\" \u0026amp; 3\/8\"; anchor and hardware installations; wet or dry\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/weha-dry-magic-vacuum-brazed-core-bits\"\u003eVacuum Brazed Core Bits\u003c\/a\u003e — 5\/8\"-11 thread for grinders; 10 sizes 1\/4\"–2\"; sintered stone optimized; dry use\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/weha-blitz-dry-diamond-core-bit\"\u003eBlitz Dry Diamond Core Bit\u003c\/a\u003e — 5\/8\"-11 thread; interior \u0026amp; exterior diamonds; 1-3\/8\" \u0026amp; 2\"; high-speed granite and quartz drilling\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWorks Well With\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/weha-t-31-anchor-bit-3-16-x-1-4-diamond-anchor-bit\"\u003eWeha T-31 Anchor Bit\u003c\/a\u003e — for drilling anchor holes alongside the Hex Head bits for countertop clip and bracket installations\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/weha-dry-magic-vacuum-brazed-core-bits\"\u003eWeha Dry Magic Vacuum Brazed Core Bits\u003c\/a\u003e — grinder-mounted alternative for larger diameter holes\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/weha-blitz-dry-diamond-core-bit\"\u003eWeha Blitz Dry Diamond Core Bit\u003c\/a\u003e — for faucet and sink corner holes requiring 1-3\/8\" or 2\" diameter\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/tenax-t-tape-miter-tape\"\u003eTenax T Tape Miter Tape\u003c\/a\u003e — protect stone surfaces around drill entry points to prevent surface scratching\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/weha-ceramica-r-mesh-turbo-blade\"\u003eWeha Ceramica R-Mesh Turbo Blade\u003c\/a\u003e — for cutting the same ceramic, porcelain, and sintered stone materials\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFurther Reading\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/news\/how-to-mark-large-format-tile-for-cuts-outlets-pipes-a-pro-installers-guide\" title=\"How to Mark Large Format Tile for Cuts, Outlets \u0026amp; Pipes\"\u003eHow to Mark Large Format Tile for Cuts, Outlets \u0026amp; Pipes — A Pro Installer's Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/news\/why-you-need-cooling-when-drilling-porcelain-tile-and-how-to-do-it-without-water\" title=\"Why You Need Cooling When Drilling Porcelain Tile\"\u003eWhy You Need Cooling When Drilling Porcelain Tile (And How to Do It Without Water)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Weha","offers":[{"title":"5\/16\" (8mm)","offer_id":51164347105504,"sku":"121813","price":25.54,"currency_code":"USD","in_stock":true},{"title":"3\/8\" (10mm)","offer_id":51164347138272,"sku":"121845","price":24.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0786\/3943\/1904\/files\/121813-Dry-Magic-8mm-AL30-Hex-v1.jpg?v=1774356803"},{"product_id":"chido-core-bit-t-seg-1-3-8","title":"Chido Drop T Segment Core Bit","description":"\u003ch1\u003eChido Drop T Segment Core Bit by Tenax USA\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003eTaladra Bien Chido.\u003c\/strong\u003e Constructed for fast, clean drilling, the CHIDO 1-3\/8\" Core Bit features a drop T-segment with side diamonds for quick cutting and smooth results.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e Wet or Dry\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 1-3\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e 5\/8\"-11\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Length:\u003c\/strong\u003e 4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrilling Depth:\u003c\/strong\u003e 2-3\/4\"–3\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax RPM:\u003c\/strong\u003e 6500\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWorks on:\u003c\/strong\u003e Granite, Quartz, Quartzite, Marble, Engineered Stone\u003c\/p\u003e\n\u003ch2\u003eWhy Choose CHIDO?\u003c\/h2\u003e\n\u003cp\u003eBecause when you're drilling into high-quality materials, you need a bit that performs just as top-grade. The CHIDO Core Bit is built tough, cuts fast, and keeps your workflow moving.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDrill it right. Drill it CHIDO.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eWhy Buy from ProToolHaus?\u003c\/h2\u003e\n\u003cp\u003eProToolHaus is a certified, expert-trained distributor of Tenax USA products. Our team understands stone fabrication inside and out, so you get the right tool for the job — backed by real product knowledge and responsive support. Fast shipping, competitive pricing, and hands-on expertise set us apart.\u003c\/p\u003e","brand":"Tenax USA","offers":[{"title":"1 3\/8\"","offer_id":51164347760864,"sku":"52470","price":61.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0786\/3943\/1904\/files\/Chido-core-bit-1.png?v=1774356820"},{"product_id":"weha-blitz-dry-diamond-core-bit","title":"Weha Blitz Dry Diamond Core Bit — Vacuum-Brazed Interior \u0026 Exterior Diamond | 1-3\/8\" \u0026 2\" | Granite, Quartz \u0026 Stone","description":"\u003cp\u003eThe high-speed dry core bit engineered for aggressive, clean drilling on stone countertops. The \u003cstrong\u003eWeha Blitz Dry Diamond Core Bit\u003c\/strong\u003e is purpose-built for granite, marble, quartz, quartzite, engineered stone, and concrete countertop fabrication. Vacuum-brazed diamonds on both the inside and outside of the barrel minimize drag, heat, and friction while delivering immediate bite, reduced walking, and fast, clean holes.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable sizes:\u003c\/strong\u003e 1-3\/8\", 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e 5\/8\"-11\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal length:\u003c\/strong\u003e 4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended speed:\u003c\/strong\u003e Up to 10,000 RPM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e Dry (primary) | Wet (optional)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpected life:\u003c\/strong\u003e Approximately 60–150 holes depending on material thickness and hardness\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat Makes the Blitz Different\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eInterior \u0026amp; Exterior Vacuum-Brazed Diamonds\u003c\/strong\u003e\u003cbr\u003e\nUnlike standard core bits that only feature exterior diamonds, the Blitz is vacuum-brazed inside and outside the barrel. This dual-diamond design increases cutting speed, improves core release, and allows for easy hole enlargement when needed. Also performs exceptionally well for radius holes and fine-tuning grommet openings.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eFast Drilling Performance\u003c\/strong\u003e\u003cbr\u003e\nCapable of drilling through 3cm granite in seconds at recommended speeds. Operates at up to 10,000 RPM for maximum throughput in production fabrication environments.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDry or Wet Use\u003c\/strong\u003e\u003cbr\u003e\nDesigned primarily for dry on-site fabrication — mount directly onto standard 5\/8\"-11 grinders for fast faucet holes, sink corners, radius work, and grommet openings. May also be used wet in shop environments with air or electric polishers.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e60–150 Holes Per Bit\u003c\/strong\u003e\u003cbr\u003e\nDespite its high cutting speed, the Blitz delivers impressive durability. Approximately 60–150 holes per bit depending on material thickness and hardness.\u003c\/p\u003e\n\n\u003ch2\u003eCompatible Materials\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGranite and marble\u003c\/li\u003e\n\u003cli\u003eQuartz and engineered stone\u003c\/li\u003e\n\u003cli\u003eQuartzite and natural stone\u003c\/li\u003e\n\u003cli\u003eConcrete countertops\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual vacuum-brazed diamonds\u003c\/strong\u003e — inside and outside barrel; faster cutting, better core release, easy hole enlargement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImmediate bite\u003c\/strong\u003e — reduced walking from first contact; improved control and accuracy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10,000 RPM rated\u003c\/strong\u003e — high-speed performance for production fabrication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5\/8\"-11 thread\u003c\/strong\u003e — fits standard angle grinders and polishers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDry or wet use\u003c\/strong\u003e — flexible for jobsite and shop environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e60–150 hole life\u003c\/strong\u003e — durable performance despite aggressive cutting speed\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWorks Well With\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/weha-dry-magic-hex-head-core-bits\"\u003eWeha Dry Magic Hex Head Core Bits\u003c\/a\u003e — alternative dry core bit with hex head for drill driver use\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/weha-dry-magic-vacuum-brazed-core-bits\"\u003eWeha Dry Magic Vacuum Brazed Core Bits\u003c\/a\u003e — vacuum-brazed alternative in additional size options\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/weha-t-31-anchor-bit-3-16-x-1-4-diamond-anchor-bit\"\u003eWeha T-31 Anchor Bit\u003c\/a\u003e — for drilling anchor holes in stone after core drilling is complete\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/weha-5-matrix-diamond-turbo-contour-blade\"\u003eWeha 5\" Matrix Diamond Turbo Contour Blade\u003c\/a\u003e — for vanity bowl cutouts on the same granite and quartz materials\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/weha-rock-dog-router-single-speed-with-aquaplaning-base\"\u003eWeha Rock Dog Router\u003c\/a\u003e — for edge profiling after sink and faucet hole drilling is complete\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Weha","offers":[{"title":"1 3\/8\"","offer_id":51164348514528,"sku":"20138","price":73.79,"currency_code":"USD","in_stock":true},{"title":"2\"","offer_id":51164348547296,"sku":"20141","price":100.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0786\/3943\/1904\/files\/2013813_8_BlitzDryCoreBit1.jpg?v=1774356845"}],"url":"https:\/\/protoolhaus.com\/collections\/stone-core-bits.oembed","provider":"Pro Tool Haus","version":"1.0","type":"link"}