Specification Brand : KURSTOL BulletPoint : Combination Drill & Taps BulletPoint1 : 【Package Includes】Set1, 3pcs Diameter 1/4 inch ,58-11 Thread,Diamond height 10mm,Total height 60MM BulletPoint2 : 【Vacuum Brazed Diamond Technology】More Heavy Duty and Wear Resistant than electroplated diamond bit,provide very high efficiency,cuts faster,durable and sturdy BulletPoint3 : 【Wax Lubricant inside】While dry drilling,the wax cools the cutting surface as additional cooling to prolong the life of the bit BulletPoint4 : 【Wide Compatibility】Diamond Drilling bits are Suitable for Wet/Dry drilling clean holes to tile/ceramic,granite,marble,masonry BulletPoint5 : 【Machine】compatible with most angle grinder/driller,Recommend 6000 RPM,Max 11000 RPM,100mm and Above Recommend 3000 RPM,Max 6000 RPM Color : Silver CuttingAngleString : 45.0 degrees ExternallyAssignedProductIdentifier : 7446574991130 ExternallyAssignedProductIdentifier1 : 088381539623 ExternallyAssignedProductIdentifier2 : 0088381539623 ExternallyAssignedProductIdentifier3 : 00088381539623 FinishType : Diamond GpsrSafetyAttestation : 1 IncludedComponents : Rotary Hammer Core Bit Drift Pin ItemName : KURSTOL Diamond Core Drill Bit Set - Diameter 6/6/6mm 58-11 Thread Tile Hole Saws for Dry Drilling Porcelain Ceramic Tile Granite Marble Stone Angle Grinder ItemPackageDimensions_Height : 11.7 centimeters ItemPackageDimensions_Length : 3.3 centimeters ItemPackageDimensions_Width : 9 centimeters ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : core-drill-bits Manufacturer : KURSTOL Material : Diamond ModelName : QQKIQPZB ModelNumber : K2115L01 NumberOfFlutes : 1 NumberOfItems : 3 NumberOfPieces : 3 PackageLevel : unit PartNumber : K2115L01 ProductDescription : Our diamond tools are suitable for those Professionals or DIY enthusiasts,like the Builders,Tilers,Carpenters,Tinker,Roofers,Architects etc. When renovating your kitchen or bathroom walls or fastening mirrors in bathroom or installing shower, you will need to drill holes on mirrors or tiles without cracking them, hence you will need to use these small Dry Diamond Drill Bits to make those holes very precise by our diamond finger bit or chamfer bit. They're your best choice and gifts. Package includes: Set1, 3pcs Diameter 1/4 inch ,58-11 Thread,Diamond height 10mm,Total height 60MM Application: Dry / wet drill for ceramic tile, granite, marble, stone, etc Features: 1. It can be used for dry drilling and wet drilling, with various functions to meet the use needs of different scenes, and suitable for a variety of materials; 2. Vacuum brazing technology is adopted for production, which greatly improves the working life and has high cost performance; 3. High quality base steel and high-quality diamond provide high-strength operation support to improve the efficiency and wear resistance of hole drilling; 4. Bit #35/40, fast and stable drilling, neat opening, no broken edges, less material loss and good finishing effect; 5. 5.8mm wide lightning tooth cutter head design, good chip removal and heat dissipation effect; 25-32mm 2 lightning teeth; 3 lightning teeth 35mm and above; PLEASE PAY ATTENTION : 1. Do not use impact mode if switching to equipment with impact mode; 2. Use the suction cup positioner to accurately locate the drilling position, or place the drilling hole at a 45 degree angle, move the drilling hole in a circular motion until the drill bit starts to penetrate the material, and then lift the drill bit to the vertical position and continue;