Specification Brand : Utoolmart BulletPoint1 : 【Material】- Marble drill bitsmade of hard alloy,these ceramic tile drills have very good abrasion resistance and extreme hardness for longer life, used in the building industry as they are sharp and solid enough. BulletPoint2 : 【Special Design】- Spear-pointed tip design reduces breakout that ensures drill bits doesn't slip when starting to drill the hole. And the bit features a carbide tip for extended bit life. BulletPoint3 : 【Advantage】- Cutting holes tidily, no vibration phenomenon, easy to position, small resistance with a higher operation speed, easy to decorate and clean after drilling. BulletPoint4 : 【Application】- This tile drill bits do a great job of getting through some tough materials like tile, ceramic tiles, glass, marbles, china, wood, metal, plastic, cement, rock drilling and much more. BulletPoint5 : 【Note】- When drilling hard materials, please use cooling liquid for lubrication, such as water, kerosene or turpentine for good cooling and clear chips frequently can extend the service life of the drill. Color : 5pcs CuttingAngleString : 135 degrees ExternallyAssignedProductIdentifier : 6014224373998 ExternallyAssignedProductIdentifier1 : 0884159728110 ExternallyAssignedProductIdentifier2 : 884159728110 ExternallyAssignedProductIdentifier3 : 00088381522502 FinishType : Nickel GpsrSafetyAttestation : 1 IncludedComponents : 7/32" x 4-7/8" SDS-PLUS Drill Bit, Metal ItemName : Utoolmart Ceramic Tile Glass Drill Bits, Round Shank Spear Head Drill Bits, 4mm Tip Round Shank Triangle Head Glass Tile Drill, Carbide Drilling Tool, for Glass, Tile, 5 Pcs ItemPackageDimensions_Height : 4 centimeters ItemPackageDimensions_Length : 10 centimeters ItemPackageDimensions_Width : 4 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : masonry-drill-bit-sets Manufacturer : Utoolmart Material : Carbide ModelNumber : 83500600100 NumberOfFlutes : 16 NumberOfItems : 1 PackageLevel : unit PartNumber : UT190917Z-0012 ProductDescription : Utoolmart Ceramic Tile Glass Drill BitsProduct Feature* Spear tip design for high speed, high efficiency. Good performance, Making clean and accurate holes.* Never allow your drill bit to overheat, take small breaks to allow it to cool by dipping it in cold water.* Drilling holes without water will cause excessive heat generated during the drilling process & may cause the bit to become blunt & lead to poor drilling performance* Excellent for clean and accurate hole drilling in glass and tile. Fine drill edge and the hole is smooth and complete, without leaving burrs and they will not break the porcelain.* Perfect tool for drilling Glass (non tempered), Tile, Marble, Ceramic, Bottles, Mirror, Concrete, Brick, Plastic and Wood. Such as drilling glass, bathroom and shower installation, drilling and fastening mirrors, setting concrete screws in tile and many more.* Due to the different monitor and light effect,the actual color of the item might be slightly different from the color shown on the pictures.Technical Parameters* Product Name: Tile Drill Bit* Material: Cemented Carbide* Drill Diameter: 4mm / 0.16-inch* Hardness: HRC69~80* Process: Grinding* Surface Treatment: Silver-plated* Color: SliverPackage Content * 5 Pcs x Tile Drill Bit ProductSiteLaunchDate : 2019-11-26T09:56:50.827Z Size : 4mm SupplierDeclaredDgHzRegulation : not_applicable SurfaceRecommendation : tile SurfaceRecommendation1 : Tile SurfaceRecommendation2 : Wood SurfaceRecommendation3 : Masonry UnitCount : 5 UnspscCode : 27110000