{"product_id":"core-drill-bit-for-quartzite","title":"Core Drill Bit for Quartzite","description":"\u003ch2 style=\"color:#231F20; font-size:28px; margin-bottom:18px;\"\u003eCore Drill Bit for Quartzite\u003c\/h2\u003e\u003cp style=\"color:#231F20; font-size:15px; line-height:1.7;\"\u003eThis dry diamond core bit is built to bore clean, round holes through quartzite, granite and other engineered or natural stone — the kind of hole a faucet, soap dispenser, drain line or electrical fixture needs once a slab is already cut and installed. It runs dry (no water line needed) on a handheld angle grinder, which makes it a practical choice for a quick field hole rather than a full production run. It is available in three diameters: 1-1\/4\", 1-3\/8\" and 2\".\u003c\/p\u003e\u003ch4 style=\"color:#F15C22; font-size:18px; margin-top:30px;\"\u003eFeatures\u003c\/h4\u003e\u003cul style=\"color:#231F20; font-size:14px; line-height:1.8;\"\u003e\n\u003cli\u003eDiamond core bit for drilling fixture and plumbing holes in quartzite, granite and other hard stone\u003c\/li\u003e\n\u003cli\u003eDry use — no water supply or vacuum line required to run the bit\u003c\/li\u003e\n\u003cli\u003eMounts on a standard handheld angle grinder for on-site, in-place drilling\u003c\/li\u003e\n\u003cli\u003e1-1\/4\" and 1-3\/8\" diameters suit most faucet and fixture holes; the 2\" diameter suits drain, pipe and valve holes\u003c\/li\u003e\n\u003cli\u003eSuited to occasional field holes rather than high-volume shop production\u003c\/li\u003e\n\u003c\/ul\u003e\u003cstyle\u003e\n.dst-accordion { margin-top: 25px; border: 1px solid #FDDCC5; border-radius: 6px; overflow: hidden; }\n.dst-accordion-item { border-bottom: 1px solid #FDDCC5; }\n.dst-accordion-item:last-child { border-bottom: none; }\n.dst-accordion-toggle { display: none; }\n.dst-accordion-label { display: flex; justify-content: space-between; align-items: center; padding: 14px 20px; cursor: pointer; font-size: 17px; font-weight: 700; color: #231F20; background: #fff; transition: background 0.2s; }\n.dst-accordion-label:hover { background: #FFF3EB; }\n.dst-accordion-label::after { content: '+'; font-size: 22px; font-weight: 700; color: #F15C22; transition: transform 0.3s; }\n.dst-accordion-toggle:checked + .dst-accordion-label { background: #FFF3EB; }\n.dst-accordion-toggle:checked + .dst-accordion-label::after { content: '\\2212'; }\n.dst-accordion-content { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; padding: 0 20px; background: #fff; }\n.dst-accordion-toggle:checked ~ .dst-accordion-content { max-height: 5000px; padding: 15px 20px 20px; }\n\u003c\/style\u003e\u003cdiv class=\"dst-accordion\"\u003e\n\u003cdiv class=\"dst-accordion-item\"\u003e\n\u003cinput type=\"checkbox\" id=\"acc-cbqzt2-sizes\" class=\"dst-accordion-toggle\" checked\u003e\u003clabel for=\"acc-cbqzt2-sizes\" class=\"dst-accordion-label\"\u003eSizes Available\u003c\/label\u003e\u003cdiv class=\"dst-accordion-content\"\u003e\u003ctable style=\"width:100%; border-collapse:collapse; color:#231F20; font-size:14px;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#FFF8F3;\"\u003e\n\u003cth style=\"padding:8px 12px; text-align:left; border-bottom:2px solid #F15C22;\"\u003eSKU\u003c\/th\u003e\n\u003cth style=\"padding:8px 12px; text-align:left; border-bottom:2px solid #F15C22;\"\u003eDiameter\u003c\/th\u003e\n\u003cth style=\"padding:8px 12px; text-align:left; border-bottom:2px solid #F15C22;\"\u003eWeight\u003c\/th\u003e\n\u003cth style=\"padding:8px 12px; text-align:left; border-bottom:2px solid #F15C22;\"\u003eTypical Use\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px; border-bottom:1px solid #FDDCC5;\"\u003eCBQZT114\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; border-bottom:1px solid #FDDCC5;\"\u003e1-1\/4\"\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; border-bottom:1px solid #FDDCC5;\"\u003e0.5 lb\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; border-bottom:1px solid #FDDCC5;\"\u003eSpecialty faucet and valve holes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px; border-bottom:1px solid #FDDCC5;\"\u003eCBQZT138\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; border-bottom:1px solid #FDDCC5;\"\u003e1-3\/8\"\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; border-bottom:1px solid #FDDCC5;\"\u003e0.5 lb\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; border-bottom:1px solid #FDDCC5;\"\u003eStandard faucet holes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px; border-bottom:1px solid #FDDCC5;\"\u003eCBQZT2\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; border-bottom:1px solid #FDDCC5;\"\u003e2\"\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; border-bottom:1px solid #FDDCC5;\"\u003e1.0 lb\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; border-bottom:1px solid #FDDCC5;\"\u003eDrain, pipe and valve holes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"dst-accordion-item\"\u003e\n\u003cinput type=\"checkbox\" id=\"acc-cbqzt2-howto\" class=\"dst-accordion-toggle\"\u003e\u003clabel for=\"acc-cbqzt2-howto\" class=\"dst-accordion-label\"\u003eHow to Use\u003c\/label\u003e\u003cdiv class=\"dst-accordion-content\"\u003e\u003col style=\"color:#231F20; font-size:14px; line-height:1.8;\"\u003e\n\u003cli\u003eMark the hole center and mount the bit on a handheld angle grinder.\u003c\/li\u003e\n\u003cli\u003eStart the cut at a shallow angle (about 30–45°) to score a guide groove, then bring the bit upright.\u003c\/li\u003e\n\u003cli\u003eRun at low speed with light, steady pressure — do not force the bit into the stone.\u003c\/li\u003e\n\u003cli\u003eBack the bit out periodically to clear dust and let it cool; stop immediately if it starts to smoke.\u003c\/li\u003e\n\u003cli\u003eBecause this bit runs dry, use it for an occasional field hole rather than back-to-back production holes, which wear a dry bit faster than a water-cooled one.\u003c\/li\u003e\n\u003c\/ol\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"dst-accordion-item\"\u003e\n\u003cinput type=\"checkbox\" id=\"acc-cbqzt2-specs\" class=\"dst-accordion-toggle\"\u003e\u003clabel for=\"acc-cbqzt2-specs\" class=\"dst-accordion-label\"\u003eSpecifications\u003c\/label\u003e\u003cdiv class=\"dst-accordion-content\"\u003e\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%; border-color:#FDDCC5; font-size:14px;\"\u003e\n\u003ctr style=\"background-color:#F15C22; color:#fff;\"\u003e\n\u003cth style=\"padding:8px 12px; text-align:left;\"\u003eProperty\u003c\/th\u003e\n\u003cth style=\"padding:8px 12px; text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:bold; text-align:left; width:40%;\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; text-align:left;\"\u003eDry Diamond Core Drill Bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color:#FFF3EB;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:bold; text-align:left; width:40%;\"\u003eMaterial Drilled\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; text-align:left;\"\u003eQuartzite (also suited to granite and other engineered\/natural stone)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:bold; text-align:left; width:40%;\"\u003eDiameters Available\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; text-align:left;\"\u003e1-1\/4\", 1-3\/8\", 2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color:#FFF3EB;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:bold; text-align:left; width:40%;\"\u003eWater Required\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; text-align:left;\"\u003eNo — dry use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:bold; text-align:left; width:40%;\"\u003eTool\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; text-align:left;\"\u003eHandheld angle grinder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"dst-accordion-item\"\u003e\n\u003cinput type=\"checkbox\" id=\"acc-cbqzt2-faqs\" class=\"dst-accordion-toggle\"\u003e\u003clabel for=\"acc-cbqzt2-faqs\" class=\"dst-accordion-label\"\u003eFAQs\u003c\/label\u003e\u003cdiv class=\"dst-accordion-content\"\u003e\n\u003cdetails style=\"margin-bottom:8px; padding:10px 14px; background:#FFF8F3; border-left:3px solid #F15C22; border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer; font-weight:600; color:#231F20; font-size:14px;\"\u003eWhat is this bit used for?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0 0; color:#231F20; font-size:14px;\"\u003eDrilling round holes through quartzite and similar hard stone for faucets, soap dispensers, drains, pipes and other fixture penetrations.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom:8px; padding:10px 14px; background:#FFF8F3; border-left:3px solid #F15C22; border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer; font-weight:600; color:#231F20; font-size:14px;\"\u003eDoes it need water?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0 0; color:#231F20; font-size:14px;\"\u003eNo. This is a dry-use bit — no water line or wet setup is required. For high-volume production holes, a water-cooled bit will cut cooler and last longer.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom:8px; padding:10px 14px; background:#FFF8F3; border-left:3px solid #F15C22; border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer; font-weight:600; color:#231F20; font-size:14px;\"\u003eWhich size do I need for a faucet hole?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0 0; color:#231F20; font-size:14px;\"\u003eMost faucets use a 1-3\/8\" hole; some fixtures call for 1-1\/4\". Check the faucet manufacturer's specification before drilling.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom:8px; padding:10px 14px; background:#FFF8F3; border-left:3px solid #F15C22; border-radius:4px;\"\u003e\u003csummary style=\"cursor:pointer; font-weight:600; color:#231F20; font-size:14px;\"\u003eWhat is the 2\" size for?\u003c\/summary\u003e\u003cp style=\"margin:8px 0 0 0; color:#231F20; font-size:14px;\"\u003eThe 2\" diameter is sized for drain, pipe and valve holes rather than standard faucet holes.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cp style=\"margin-top:24px; padding:14px 18px; background:#FFF8F3; border-left:4px solid #F15C22; color:#231F20; font-size:14px;\"\u003e\u003cem\u003eDrilling stone produces respirable crystalline silica dust, a serious respiratory hazard. Wear an N95 or P100 respirator, safety glasses and hearing protection; if drilling indoors or for extended periods, use a vacuum dust shroud. Follow all applicable OSHA silica-dust requirements.\u003c\/em\u003e\u003c\/p\u003e","brand":"Dynamic Stone Tools","offers":[{"title":"2\"","offer_id":68010828464403,"sku":"CBQZT2","price":89.89,"currency_code":"USD","in_stock":true},{"title":"1-1\/4\"","offer_id":68010828497171,"sku":"CBQZT114","price":61.6,"currency_code":"USD","in_stock":false},{"title":"1-3\/8\"","offer_id":68010828529939,"sku":"CBQZT138","price":64.9,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1006\/8233\/4483\/files\/63e30e1074d55eae458b7aba0c083398.webp?v=1794533040","url":"https:\/\/shopmanu.com\/products\/core-drill-bit-for-quartzite","provider":"Manu","version":"1.0","type":"link"}