Specification Brand : BRSCHNITT BulletPoint1 : Size Diamond drill bit--(6/6/8/20/25/35/50mm), diamond height 10mm, total length 60mm,5/8-11thread BulletPoint2 : Size Diamond chamfer bit :2 Inch (50mm), 46mm workable length,5/8-11 Thread, Grit #80, total Length 55mm,Top Angle 60 degree BulletPoint3 : Size --5 inch (125mm),diamond height 10mm ,segment thickness 1.2mm ,Arbor 7/8"(22.23mm) , wet or dry cutting BulletPoint4 : Application : Drilling + Enlarging + Milling + beveling+Shaping holes(drilling holes,enlarging the formed holes,milling edge and shaping holes)for Ceramic Tile, Porcelain, Marble, Granite, Artificial Stone, Quartz BulletPoint5 : Machine --angle grinder (direct connection) or electric drill (with adapter ) Color : Blue CompatibleMaterial1 : Ceramic CompatibleMaterial2 : Porcelain CompatibleMaterial3 : Stainless Steel CompatibleMaterial4 : Alloy Steel CuttingAngleString : 45.0 degrees ExternallyAssignedProductIdentifier1 : 0765142199370 ExternallyAssignedProductIdentifier2 : 765142199370 ExternallyAssignedProductIdentifier3 : 00738226281179 FinishType : Diamond GpsrSafetyAttestation : 1 IncludedComponents : NO ItemName : BRSCHNITT Diamond Core Drill Bit Set - Tile Hole Saw for Porcelain Tile Ceramic Marble Granite Drilling&4/5"& 2" Diamond Chamfer Finger Bit&Adapter & 5" Saw Blade ItemPackageDimensions_Height : 24.7904 centimeters ItemPackageDimensions_Length : 12.4968 centimeters ItemPackageDimensions_Width : 20.193 centimeters ItemPackageQuantity : 11 ItemShape : Hexagonal ItemTypeKeyword : hole-saw-sets Manufacturer : BRSCHNITT Material : Diamond Material1 : Diamond Material2 : Carbide ModelNumber : BDB03910203112GZ NumberOfFlutes : 1 NumberOfItems : 11 NumberOfPieces : 4 NumberOfTeeth : 4 PackageLevel : unit PartNumber : BDB03910203112GZ ProductDescription : When you are building/remodeling a bathroom or kitchen like installing shower or install the faucet and handles in bathroom, you will need to drill holes through Porcelain tiles without cracking, so you could use our diamond tip drill bit to make those holes very precise Diameter 6-16 mm tile hole saw add wax lubricant inside. The wax will melt while drilling through porcelain tile and help cooling and Lubrication For a better finish and longer duration of the porcelain tile drill bit,you could start on a slight angle at its lowest speed for better control, then with light pressure carefully work through the tile The average life of the tile hole saw depends on several factors,including the type of aggregate and material, its thickness/hardness ,proper cooling and use Quality Creates Better Life. All our products are subjected to strict quality tests. We want all the products can be recognized for their quality and durability