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6-150mm Vacuum Brazed Diamond Crowns Core Drill Bit Hole Saw Diamond Hole Cutter for Marble, Stone, Porcelain Tile1
Drilling ToolsStonePorcelain TileVacuum Brazed Hole SawDiamond Core Bits
Xiamen Ssd Metal Technology Co., Ltd
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Product DescriptionProduct DescriptionEngineered for heavy-duty stone processing, these diamond core bits feature 3.8ct/cm2 vacuum-brazed diamond coating (40/50 grit) on 65Mn steel bodies. The reinforced hex shank (22.23mm) locks securely in angle grinders (100-150mm disc size), delivering 3x faster drilling than traditional hole saws. Optimized spiral grooves dissipate heat at 5000 RPM, enabling dry cutting of 20mm-thick granite in 15 seconds. Ideal for HVAC installations, plumbing, and construction projects requiring precision holes in mixed materials.SpecificationKey Product Features[High Quality Diamond Bits]Great for drilling clean holes to hard materials especially tiles, porcelain ground, granite ceramic glass mirror marble stone masonry brick (not for cement, metal, tempered glass, wood, plastic)[Dry Drilling Design]Diamond drill bit contains cooling wax,Which can reduce the use temperature, dry drilling without water and less pollution. Using them with a drill ( 6mm carbide drill bits)guide to achieve precise drilling results. The diamond drill bits adopts a circular design that is widely used such as hand drill, bench drill[High Quality Materials]Dry Diamond Drill Bits set is made of high-quality diamond with a nickel plating, which makes them durable, efficient, and resistant to wear and tear. They are designed for dry drilling operations, meaning you don't need to use water, coolant, or lubricant. This feature can help save time and reduce messSpecifications and DimensionsMaterial: Vacuum Brazed Diamond CoatingDiameter Range: 6mm to 150mmShank Type: M14Compatibility: Fits most standard power drillsPackaging: Complete set includes multiple sizes, packaged in a durable carrying case Item No.Diamond Grit SizeThreaded Interface5mm-150mm (Customizable)6~18mm (46#) 20mm and above (36#)M14This product is suitable for making holes in hard materials such as marble, concrete, granite slabs, and full porcelain tiles. It is sharp, durable, with a clean cut, and easy to use.Drawings & DimensionsDetailed CAD drawings and dimensional diagrams are available for download here or upon inquiry. Our engineering team can provide tailored designs to meet specific project requirements.Product NameDia 5-150mm Vacuum Brazed Diamond Crowns Core Drill Bit Hole Saw Diamond Hole Cutter For Marble Stone Porcelain TileMaterialDiamondUsageGraniteDrillingTypeHole Saw CutterHole Saw CutterPaper Boxessize6mm,8mm,10mm,12mm,14mm,16mmcustomizedsupportWhy Choose Us?Other ProductsOEM/ODM capabilitiesCompetitive pricing & bulk discountsFast shipping & customs clearance supportTurnkey project solutionsPackaging & ShippingFAQQ: Can it drill through 10mm thick tempered glass?A: Yes, use water cooling and maintain 800-1200 RPM for best results.Q: How to attach the vacuum base?A: Press the base firmly on flat surfaces – the suction cup self-seals in 3 seconds.Q: Is water cooling mandatory?A: Required for glass and reinforced concrete; optional for tiles and marble.Q: What's the diamond grit size?A: 50/60 grit for fast cutting, 80/100 grit for smooth finishes.Q: Compatible with hammer drills?A: Only for rotary mode. Hammer function will damage the diamonds.
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