2PC 6 Inch buffing wheels for bench grinder or angle grinderPLEASE NOTED: This 6 inch buffing wheel can be used on a bench grinder directly or used on a bench grinder or an angle grinder which with a tapered spindle. If used on a bench grinder directly, the arbor shaft size is 1/2 inch of the bench grinder100% cotton cloth, very soft, spiral sewn typeFor mirror polishing on most materials, such as stainless steel, steel, iron, aluminium alloys, brass, copper, plastic, wooden etc.Size of this 6 inch polishing wheel, 6 inch diameter x 1/2 inch thickness x 1/2 inch arbor holePackage includes 2pc 6 inch spiral sewn cotton buffing wheelThe recommended polishing compound for this white cotton polishing wheel is white polishing compound, blue polishing compound or red rouge polishing compoundPlease use the buffing wheel rake to clean the buffing wheel regularly