3M COMPANY 9680 4.5" 120G Angle Sand Disc
For use on wood, metal and fiberglass, shapes and finishes in one step, fresh abrasive is exposed with use, ensuring a sharp cut every time, 4" fits 4" angle grinder; 4-1/2-" fits either 4-1/2" or 5" angle grinder, must be used with Quick Loading Adapter 9675 (287.2901).