{"product_id":"bihui-12mm-vacuum-brazed-diamond-dry-drill-bit","title":"Bihui 12mm Vacuum-Brazed Diamond Dry Drill Bit","description":"\u003cp data-path-to-node=\"5\"\u003eThe Bihui 12mm Vacuum-Brazed Diamond Dry Drill Bit is a professional-grade, high-speed rotary accessory engineered specifically for drilling pristine anchoring holes, heavy threaded rods, and small plumbing pipe feeds in the hardest wall and floor coverings. Utilizing advanced vacuum-brazing metallurgy, this heavy-duty core bit delivers rapid cutting cycles and an extended working lifespan without requiring constant water lubrication. It is highly recommended for tilers, plumbers, and fit-out contractors who need to bore precise holes for substantial structural anchors, vanity standoffs, basin framework mounts, and radiator copper pipe feeds through dense porcelain and natural stone.\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\"\u003eWhy Choose the Bihui 12mm Brazed Diamond Dry Drill Bit?\u003c\/p\u003e\n\u003cul data-path-to-node=\"7\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,0,0\"\u003e\u003cb data-path-to-node=\"7,0,0\" data-index-in-node=\"0\"\u003eHigh-Speed Dry-Drilling Technology:\u003c\/b\u003e Engineered to thrive under high-thermal friction without needing a continuous wet-feed water system. The core of the bit is packed with a specialized cooling wax that melts during operation to lubricate the diamonds internally, allowing for clean, hassle-free dry drilling directly on finished job sites.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,1,0\"\u003e\u003cb data-path-to-node=\"7,1,0\" data-index-in-node=\"0\"\u003eVacuum-Brazed Structural Longevity:\u003c\/b\u003e Manufactured using cutting-edge vacuum-brazing technology, which molecularly fuses premium industrial diamond grit directly to the high-tensile steel cutting rim. This creates an incredibly tough bond that prevents premature diamond loss and extends the tool's lifespan through tough vitrified materials.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,2,0\"\u003e\u003cb data-path-to-node=\"7,2,0\" data-index-in-node=\"0\"\u003eQuick-Clip Universal Shaft Handle:\u003c\/b\u003e Designed with a versatile quick-change shank that slots securely into standard drill chucks and quick-release adapters. This layout ensures a rock-solid, non-slip mechanical grip that maximizes torque transfer while eliminating bit slippage under heavy load.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,3,0\"\u003e\u003cb data-path-to-node=\"7,3,0\" data-index-in-node=\"0\"\u003eOptimized High-RPM Performance:\u003c\/b\u003e To achieve clean, chip-free hole boundaries and prevent overheating, this bit is engineered to run at an \u003cb data-path-to-node=\"7,3,0\" data-index-in-node=\"137\"\u003eoptimal speed of 2500 RPM\u003c\/b\u003e. Operating at high speeds allows the diamond matrix to shear cleanly through dense glazes rather than grinding slowly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,4,0\"\u003e\u003cb data-path-to-node=\"7,4,0\" data-index-in-node=\"0\"\u003eFlawless Multi-Substrate Application:\u003c\/b\u003e An indispensable anchoring and plumbing prep tool for modern, high-end fit-outs, this robust 12mm bit cuts precise holes effortlessly through:\u003c\/p\u003e\n\u003cul data-path-to-node=\"7,4,1\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,4,1,0,0\"\u003eDense porcelain floor tiles and ultra-thin large format slabs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,4,1,1,0\"\u003eVitrified ceramic tiles, glazed mosaics, and quarry pavers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,4,1,2,0\"\u003eLuxury natural stones including granite, quartzite, and engineered quartz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,4,1,3,0\"\u003ePolished marble, limestone, and hard architectural slate\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"8\"\u003eTechnical Specifications\u003c\/p\u003e\n\u003cul data-path-to-node=\"9\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,0,0\"\u003e\u003cb data-path-to-node=\"9,0,0\" data-index-in-node=\"0\"\u003eBrand:\u003c\/b\u003e Bihui\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,1,0\"\u003e\u003cb data-path-to-node=\"9,1,0\" data-index-in-node=\"0\"\u003eProduct Type:\u003c\/b\u003e Professional Dry Diamond Core Drill Bit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,2,0\"\u003e\u003cb data-path-to-node=\"9,2,0\" data-index-in-node=\"0\"\u003eHole Cutting Diameter:\u003c\/b\u003e 12 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,3,0\"\u003e\u003cb data-path-to-node=\"9,3,0\" data-index-in-node=\"0\"\u003eManufacturing Bond:\u003c\/b\u003e High-Performance Vacuum-Brazed Diamond Grid\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,4,0\"\u003e\u003cb data-path-to-node=\"9,4,0\" data-index-in-node=\"0\"\u003eShank Type:\u003c\/b\u003e Quick-Clip \/ Quick-Change Mandrel Handle\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,5,0\"\u003e\u003cb data-path-to-node=\"9,5,0\" data-index-in-node=\"0\"\u003eRecommended Operating Speed:\u003c\/b\u003e 2500 RPM\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,6,0\"\u003e\u003cb data-path-to-node=\"9,6,0\" data-index-in-node=\"0\"\u003eCooling Mechanism:\u003c\/b\u003e Integrated Internal Cooling Wax Core (No Water Required)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,7,0\"\u003e\u003cb data-path-to-node=\"9,7,0\" data-index-in-node=\"0\"\u003eRecommended Substrates:\u003c\/b\u003e Porcelain, Ceramics, Granite, Marble, Quartz, and Sintered Stone\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"10\"\u003eBuy online today for fast nationwide delivery across Ireland, or select Click \u0026amp; Collect to pick up your order directly from our Limerick showroom.\u003c\/p\u003e","brand":"BIHUI","offers":[{"title":"Default Title","offer_id":58124790923651,"sku":"BHDBDQ12","price":16.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/6067\/5231\/files\/C71F485F-7EF0-4F98-9E34-F101443C3EAF.png?v=1779891042","url":"https:\/\/plumbdirect.ie\/products\/bihui-12mm-vacuum-brazed-diamond-dry-drill-bit","provider":"Plumbdirect","version":"1.0","type":"link"}