{"product_id":"crownforce-3-wet-core-drill-bit-for-concrete-with-rebar-18-barrel-1-1-4-7-thread-fits-core-drill-rigs","title":"3\" Wet Diamond Core Drill Bit for 2\" Drain Pipe in Reinforced Concrete, Cuts Rebar, 1-1\/4\"-7 Thread, 18\" Barrel for Core Rigs - CrownForce","description":"\u003cp\u003e\u003cstrong\u003eCores through structural concrete. Rebar included.\u003c\/strong\u003e\u003cbr\u003e\nThe CrownForce CF-EC-77 is a rig-mounted wet core bit for the jobs that stop dry and carbide bits: cured structural concrete with rebar in it. The 3\" (77mm) size passes a 2\" drain line (2.375\" outside diameter) with room to seal around it.\u003c\/p\u003e\n\n\u003cdiv class=\"cf-acc\"\u003e\n\n\u003cdetails open\u003e\n\u003csummary\u003e\u003cspan\u003eBuilt for rig work\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\u003eRebar-rated laser-welded segments.\u003c\/strong\u003e Cuts through embedded rebar without stripping segments. Dry and carbide masonry bits aren't built for rebar. This one goes through it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18\" (460mm) barrel.\u003c\/strong\u003e Cores thick slabs, footings, and foundation walls in one setup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1-1\/4\"-7 thread.\u003c\/strong\u003e The standard US core rig thread. Fits Husqvarna, BLUEROCK, VEVOR, and other 1-1\/4\"-7 rigs. Hilti rigs need a 1-1\/4\"-7 adapter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWet only.\u003c\/strong\u003e Water keeps the segments cool and flushes slurry for a fast, straight core.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails\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\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCF-EC-77\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDiameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\" (77mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBarrel length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18\" (460mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThread\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1-1\/4\"-7 female (standard US rig)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSegments\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLaser-welded, rebar-rated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUse\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWet only, rig-mounted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterials\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCured concrete, reinforced concrete, hard masonry, stone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails\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\u003e2\" drain and vent lines through concrete floors and foundation walls. 2\" conduit. Mini-split line sets through concrete and block walls. When the plumber says \"core me a three inch,\" this is the bit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan\u003eBefore you drill\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\u003eScan elevated slabs first.\u003c\/strong\u003e Elevated and post-tensioned slabs can carry tensioned steel cables. Have the slab scanned (GPR or X-ray) before coring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFoundation wall sleeves.\u003c\/strong\u003e If your inspector wants a full 3\" sleeve through a foundation wall, you'll need a 4\" core. See the 4\" bit below.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan\u003eBigger pipe?\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-4-wet-core-drill-bit-for-concrete-with-rebar-15-barrel-1-1-4-7-thread-fits-core-drill-rigs\"\u003eCrownForce 4\" wet core bit\u003c\/a\u003e for 3\" drain lines and sleeved 2\" penetrations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cem\u003eCrownForce Industries. Factory-direct diamond tools. We own our factory, so every tool is built right and priced fair. This is a consumable you'll reorder. We make sure the second one cuts like the first.\u003c\/em\u003e\u003c\/p\u003e","brand":"CrownForce","offers":[{"title":"Default Title","offer_id":44740565499997,"sku":"CF-EC-77","price":54.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/4094\/1405\/files\/CF-EC-77Hero.png?v=1794267660","url":"https:\/\/crownforcetools.com\/products\/crownforce-3-wet-core-drill-bit-for-concrete-with-rebar-18-barrel-1-1-4-7-thread-fits-core-drill-rigs","provider":"CrownForce Tools","version":"1.0","type":"link"}