These wheels are excellent for making the final cut when polishing plastics and most metals (excluding delicate metals such as gold and silver). Can be used with any compound. For final finishing on brass, stainless steel, aluminum, bronze and cast iron. Each layer is 100% unbleached cotton sheeting, spiral sewn approximately 1/8 inch apart. 4 inch diameter by 40 ply by 1/2 inch hole. 4 inch diameterSpiral sewn approximately 1/8 inch apart1/2 inch arbor hole100% unbleached cotton; 40 plyModel # D2500.
