{"product_id":"crownforce-1-3-8-diamond-core-drill-bit-for-granite-marble-stone-5-8-11-thread","title":"1-3\/8\" Diamond Core Drill Bit for Granite \u0026 Marble Countertops, Faucet, Soap Dispenser \u0026 Air Gap Holes, 5\/8\"-11 Thread for Angle Grinders - CrownForce","description":"\u003cp\u003e\u003cstrong\u003eAdd a hole to an installed countertop without cracking the slab.\u003c\/strong\u003e\u003cbr\u003eThe CrownForce CF-SC-35 cuts the standard 1-3\/8\" (35mm) hole used for faucets, soap dispensers, sprayers, air gaps, and air switches in granite and marble. Fabricators typically charge $25–75 per hole on site. Drill it yourself instead.\u003c\/p\u003e\n\u003cdiv class=\"cf-acc\"\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003e\u003cspan\u003eWhy this bit holds up\u003c\/span\u003e\u003cspan class=\"cf-arrow\"\u003e▼\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"cf-body\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous diamond rim.\u003c\/strong\u003e An unbroken ring of diamond for a clean, chip-free edge on polished stone.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3\" working depth.\u003c\/strong\u003e Deep enough for 2cm and 3cm countertops, thresholds, and pavers in one pass.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWet or dry.\u003c\/strong\u003e Run it wet for granite and long life. Run it dry with a shop-vac for quick holes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5\/8\"-11 thread.\u003c\/strong\u003e Spins right onto your angle grinder. No adapter needed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003e\u003cspan\u003eSpecs\u003c\/span\u003e\u003cspan class=\"cf-arrow\"\u003e▼\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"cf-body\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCF-SC-35\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDiameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1-3\/8\" (35mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorking depth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\" (75mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThread\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5\/8\"-11 (standard US)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRim\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eContinuous diamond rim\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUse\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWet or dry\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterials\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGranite, marble, hard stone, concrete, brick\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003e\u003cspan\u003eCommon jobs for this bit\u003c\/span\u003e\u003cspan class=\"cf-arrow\"\u003e▼\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"cf-body\"\u003e\n\u003cp\u003eAdding a soap dispenser, sprayer, air gap, or air switch to a countertop that's already installed. Switching to a faucet that needs an extra hole. Water filter and instant-hot taps (some call for 1-1\/2\"; check your fixture).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTip:\u003c\/strong\u003e Keep holes at least 2-1\/2\" from the countertop edge, run it wet on granite, and never use a hammer drill on stone.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan\u003eNeed a bigger hole?\u003c\/span\u003e\u003cspan class=\"cf-arrow\"\u003e▼\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"cf-body\"\u003e\n\u003cp\u003eSee the \u003ca href=\"\/products\/crownforce-2-diamond-core-drill-bit-for-granite-marble-hard-stone-laser-welded-segments-5-8-11-thread\"\u003eCrownForce 2\" stone core bit\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cem\u003eCrownForce Industries. Factory-direct diamond tools. We own our factory, so every tool is built right and priced fair.\u003c\/em\u003e\u003c\/p\u003e","brand":"CrownForce","offers":[{"title":"Default Title","offer_id":44740551311453,"sku":"CF-SC-35","price":21.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/4094\/1405\/files\/CF-SC-35Main.png?v=1793460577","url":"https:\/\/crownforcetools.com\/products\/crownforce-1-3-8-diamond-core-drill-bit-for-granite-marble-stone-5-8-11-thread","provider":"CrownForce Tools","version":"1.0","type":"link"}