... Product Description Abrasive Wheels for Construction Machinery, Boats, Stone, Wood and AutomobilesAbrasive Disc, Silicon Carbide, Aluminum OxideModel Number: 4" 6" ... Features:abrasive disc is used to get rid of rust and polishIdeal for hand tooling on paints in general on ... is widely used in auto, aviation, machinery, instrument, construction and more.About us: we are the professional supplier of hand ...