Specification Brand : BRSCHNITT BulletPoint : 1 BulletPoint1 : Size Diamond drill bit--(6/6/8/25/35/50mm), diamond height 10mm, total length 60mm,5/8-11 thread BulletPoint2 : Size-diamond finger bit Diameters:0-4/5"(0-20mm), 63.5mm workable length,total length 73.5mm, 5/8-11 Thread, Grit:#50/60, toal Length 73.5mm. BulletPoint3 : Multifunction&Cost-effective:With such a set, you can create different size holes, and you can also shape semi-circles or edging, which is a good choice for decorators and masons 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 : Black CompatibleMaterial1 : Stone CompatibleMaterial2 : Porcelain CompatibleMaterial3 : Ceramic CompatibleMaterial4 : Marble CompatibleMaterial5 : Stone CuttingAngleString : 1/4 inches ExternallyAssignedProductIdentifier : 4895243591097 ExternallyAssignedProductIdentifier1 : 791180061850 ExternallyAssignedProductIdentifier2 : 0791180061850 ExternallyAssignedProductIdentifier3 : 00603461056076 FinishType : Diamond GpsrSafetyAttestation : 1 IncludedComponents : Drill Bit Adapter ItemDisplayWeight : 4.95 pounds ItemName : Diamond Core Drill Bit Set for Porcelain Tile Ceramic Marble Granite Drilling,BRSCHNITT 6/6/8/25/35/50mm Tile bit&0-4/5"Diamond Chamfer Finger bit&Adapter ItemPackageDimensions_Height : 24.5 centimeters ItemPackageDimensions_Length : 10.9 centimeters ItemPackageDimensions_Width : 20.6 centimeters ItemPackageQuantity : 8 ItemTypeKeyword : core-drill-bits Manufacturer : BRSCHNITT Material : Diamond Material1 : Diamond Material2 : Alloy Steel ModelName : Core Bit ModelNumber : BDB03908203R110 NumberOfFlutes : 2 NumberOfItems : 8 NumberOfPieces : 2 NumberOfTeeth : 6 PackageLevel : unit PartNumber : BDB03908203R110 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