... Aluminum Oxide and Silicone Carbide Backing: paper rolls Detailed Product DescriptionAbrasive Paper Rolls, Resin Over Resin, Electro-coated, Made ... polishing the metal, wooden,wall and so on AdvantagesHandy rolls are packed in a protective, convenient dispenser which eliminates ... good quality with the lowest competitive price . Abrasive Paper Rolls, Resin Over Resin, Electro-coated, Made of Aluminum ...