Specification Brand : SIGNI BulletPoint : 1 Piece 4.5" Diamond Double Row Grinding cup wheel. BulletPoint1 : Grinding stone Size: Type 11, Flaring Cup 5x2x5/8-11, 1 PACK BulletPoint2 : High RPM Machine Balanced BulletPoint3 : Made of Silicon Carbide, professional for shaping and grinding concrete,marble,granite,etc BulletPoint4 : Type 11 shape is excellent for maximum surface area coverage for foundry and cleaning applications BulletPoint5 : Deeply anchored wrap-around steel hub for maximum safety and long life. BulletPoint6 : Product Specification: Diamond Concrete Grinding Wheel:115mm (4.5 inch), arbor diameter : 22.23mm ( 7/8 inch) and an 22mm(0.878 inch) adapter, suitable for angle grinder Color : Black SiC CompatibleDevices : Angle Grinder, Bench Grinder, Die Grinder CompatibleDevices1 : Bench Grinder CompatibleDevices2 : Angle Grinder CompatibleDevices3 : Die Grinder ConstructionType : Bonded CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier1 : 645569245112 ExternallyAssignedProductIdentifier2 : 0645569245112 ExternallyAssignedProductIdentifier3 : 3165140632416 ExternallyAssignedProductIdentifier4 : 03165140632416 GpsrSafetyAttestation : 1 IncludedComponents : Polishing sponge IndustryStandardIdentifier : Type 11 ItemName : Flaring Cup Grinding Stone with Arbor Thread for Grinding Granite 5X2X5/8-11 (1 Pack) (Black SiC, 80 grit) ItemPackageDimensions_Height : 12.6 centimeters ItemPackageDimensions_Length : 10.5 centimeters ItemPackageDimensions_Width : 12.3 centimeters ItemPackageQuantity : 1 ItemShape : Circular ItemTypeKeyword : surface-grinding-wheels Manufacturer : SIGNI Material : Silicon Carbide MaximumRotationalSpeed : 7700 rpm ModelName : Polishing sponge ModelNumber : 5CUP NumberOfItems : 1 PackageLevel : unit PartNumber : 5CUP ProductDescription : Flaring Cup Grinding Wheel, Abrasive Wheel Type 11, Abrasive Wheel Diameter 5 in, Thickness 2 in, Arbor Hole Size 5/8 In-11, Abrasive Material Silicon Carbide. They are used for shaping and grinding of granite, marble and other types of stones. SIGNI Type 11 cup wheels with maximum safety and long life. Widely used for rough grinding or snagging work on concrete . Supplied with deeply anchored wrap-around steel hub for maximum safety and long life. 5/8"-11 threaded arbor for spin-on mounting. For heavy-duty grinding with excellent wheel life. Condition: New in Box