... 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 ... covers 50,150,300,500,1000,2000,30004. 3" or customized sizes5. The exclusive thickness 12mm represents ... and floor grinder or polisher. Pictures: 3" resin bond diamond polishing pad