1) 3'' Resin diamond polishing pad and grinding pad 2)Thickness:12mm 3)Grit 50,150,300,500, ... 1000,2000,3000 4)dry and wet 3" resin bond floor grinding and polishing pad JS-003----- We supply premium grade ... , For floor removal, renovation, grinding, polishing.9. Fit on hand grinders and floor grinder or polisher. Pictures: 3" resin bond diamond polishing pad