snail abrasive carborundum brush 1.DuPont tynex A U.S.A ... : silicon carbide 3.Grit load 30% 4Nylon 612 Diam.130mm snail lock abrasive nylon silicon carbide brush.Used in side grinding ... #,46# ,60#,80#,120#,180#,240#,320#,500#.MachineCraft pictures snail lock abrasive nylon silicon carbide brush