Flap disc /flap wheel 1. Diameter: 4'',5'',6'', 7'' 2. Grain: 40#-320# ... .TYpe: T29 (angled )/ T27(flat ) Flap disc/ flap wheel/ abrasives disc/abrasives polishing disc /mop disc/1. Diameter: 4'',5'',6'', 7 ... CARBODIES, MACHINES , SWITCH BOARDS, AFTER POLISHING , THE SURFACE WILL BE MORE SHINE AND SMOOTH . ZA FLAP WHEEL/ ABRASIVES DISCWITH KLINGSPORE SANDING PAPER