Abrasive Wheels for Construction Machinery, Boats, Stone, Wood and Automobiles Abrasive Disc, Silicon Carbide, Aluminum Oxide ... Product Description Abrasive Wheels for Construction Machinery, Boats, Stone, Wood and AutomobilesAbrasive Disc, Silicon Carbide, Aluminum OxideModel Number: 4" ... .About us: we are the professional supplier of hand tools ,we have our produce department .sales department ,QC ...