Specification Brand : UTALIND BulletPoint1 : Package: 1 piece of glass drill bits BulletPoint2 : Dimensions: Diameter: 3-1/2 inch/90 mm. Overall height: 2.2 inch/56 mm. Diamond height: 0.15 inch/4 mm BulletPoint3 : Materials: Made of diamond, hard and corrosion-resistant, large chip hole for easy chip removal BulletPoint4 : Application: 90mm Core Drill Bit can be used for glass, ceramics, ceramic tiles, but cannot be used for tempered glass BulletPoint5 : How to use: Start drilling at a 45-degree angle and slowly drill vertically. Cooling the drill bit with water during use makes the diamond hole saw more long-lasting and reduces glass breakage Color : Silver ExternallyAssignedProductIdentifier1 : 885911822633 ExternallyAssignedProductIdentifier2 : 0885911822633 FinishType : Brushed GpsrSafetyAttestation : 1 IncludedComponents : 7PC MM CARBIDE HOLESAW SET ItemName : UTALIND 3-1/2" Diamond Hole Saw 90mm Core Drill Bit Glass Hole Saw Drill Bit Set for Ceramic Tile, Pack of 1 ItemPackageDimensions_Height : 2.3 inches ItemPackageDimensions_Length : 7.5 inches ItemPackageDimensions_Width : 6 inches ItemPackageQuantity : 1 ItemShape : Rectangular ItemTypeKeyword : hole-saw-sets Manufacturer : UTALIND Material : Diamond ModelNumber : DAH47MMSET NumberOfFlutes : 2 NumberOfItems : 1 NumberOfPieces : 7 PackageLevel : unit PartNumber : DYX09242095 Pattern : Solid ProductDescription : Package: 1 piece of diamond drill bits Color: Silver Materials: Diamond Size:Diameter: 3-1/2 inch/90 mm. Overall height: 2.2 inch/56 mm. Diamond height: 0.15 inch/4 mm Features: Made of diamond, hard and corrosion-resistant, large chip hole for easy chip removal Application: 90mm Core Drill Bit can be used for glass, ceramics, ceramic tiles, but cannot be used for tempered glass How to use: Start drilling at a 45-degree angle and slowly drill vertically. Cooling the drill bit with water during use makes the diamond hole saw more long-lasting and reduces glass breakage Note: All dimensions are measured manually and there may be small deviations