{"product_id":"heavy-duty-five-piece-vacuum-brazed-diamond-core-d","title":"Heavy Duty Five Piece Vacuum Brazed Diamond Core Drill Bits Set Features 1\/4 Inch Hex Shank For Punching Snappy Holes Through Ceramic Tile Porcelain Marble Granite Quartz Brick Without Breaking A Sweat On Angle Grinders Or Drills","description":"\u003cdiv\u003e5 Pc Diamond Core Bits For Cutting Ceramic Tile Stone Glass\u003cbr\u003e\n✔️ 1\/4 hex shank four sizes vacuum brazed diamond core drill set \u003cp\u003eThis five piece core bit kit delivers reliable hole punching for home renovation and trade construction jobs. Built for consistent performance, these vacuum brazed tools handle dry drilling tasks on angle grinders or high speed impact drivers. Contractors and homeowners rely on them to carve clean openings through porcelain slabs, glazed bathroom tiles, natural granite, solid quartz, and standard masonry blocks without fracturing fragile materials.\u003c\/p\u003e ✅ Four sized diamond tips ranging from 1\/4 inch (6 mm) up to one half inch (12 mm) handle standard plumbing and lighting mounts\n✅ Ten mm (zero point four inch) diamond segment height mounted on sixty mm (two point four inch) steel body allows thirty five mm (one point four inch) maximum working depth penetration\n✅ Grooved cutting rim design channels grinding dust away from the kerf to maintain steady cooling during contact free drilling\n✅ Integrated 1\/4 inch (6 mm) hex stem accepts direct grinder attachment or standard drill chuck interface for job site mobility\u003cbr\u003e \u003cp\u003e💡 What factors determine optimal feed rate and cooling strategy when running dry core bits on hard masonry and porcelain?\u003cbr\u003eMatching spindle torque to material density remains a handy approach for protecting the abrasive segments and extending tool life on any job site.\u003cbr\u003e- Reduced rotational speed minimizes thermal stress on the brazed alloy matrix while preserving grip on glazed ceramic surfaces\u003cbr\u003e- Consistent downward pressure avoids chatter marks and keeps the hollow barrel engaged straight through thick quarry stone layers\u003cbr\u003e- Intermittent pause cycles allow residual heat to dissipate naturally without adding liquid coolant to the rotary cutter assembly\u003c\/p\u003e✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49253943148779,"sku":"VXB0BLK5HJJ1","price":47.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/71ymeNFMRQL.jpg?v=1787140725","url":"https:\/\/vxb.com\/products\/heavy-duty-five-piece-vacuum-brazed-diamond-core-d","provider":"VXB Bearings","version":"1.0","type":"link"}