Specification Brand : RZX BulletPoint1 : Products Included: 6-Piece Core Drill bits(20/35/40/45/50/68mm)total 6 pieces/Box BulletPoint2 : Easy to use,Thread size is 9/16-Inch(14mm) which apply to angle grinders with 14mm(9/16-Inch) connecting shaft,Can also be used for hand drills after installing the connecting shaft BulletPoint3 : Core Drill Bits are designed for Dry/wet drilling porcelain tile, granite, marble, brick and all similar material BulletPoint4 : Vacuum Brazed technology provide much longer working life,fast and smooth drilling BulletPoint5 : These drill bit kit is suitable for both dry and wet use. To prolong the life span, it is recommended to used with water for cooling and lubrication Color : 6mm ExternallyAssignedProductIdentifier : 9968714734851 ExternallyAssignedProductIdentifier1 : 0792847306451 ExternallyAssignedProductIdentifier2 : 792847306451 FinishType : Diamond IncludedComponents : 20/35/40/45/50/68mm ItemName : Diamond Core Drill Bits Set - 10pcs Tile Hole Saw Kit 20/35/40/45/50/68mm with for Porcelain Ceramic Tile Granite Marble Concrete Glass ItemPackageDimensions_Height : 21.844 centimeters ItemPackageDimensions_Length : 9.652 centimeters ItemPackageDimensions_Width : 16.764 centimeters ItemTypeKeyword : core-drill-bits Manufacturer : Ran ze xin Material : Ceramic,Marble,Glass,Porcelain,Diamond Material1 : Diamond Material2 : Alloy Steel ModelNumber : 48-20-5040 NumberOfItems : 6 PartNumber : M14 ProductDescription : Diamond Core Drill Bits Set - 10pcs Tile Hole Saw Kit 20/35/40/45/50/68mm with for Porcelain Ceramic Tile Granite Marble concrete Glass ProductSiteLaunchDate : 2022-10-09T07:12:05.482Z Style : Compact SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 SurfaceRecommendation : Masonry SurfaceRecommendation1 : Tile SurfaceRecommendation2 : Brick SurfaceRecommendation3 : Masonry UnitCount : 1