Black & Decker™ Brush Ring is designed for electric drills, sanders, variable speed orbital jig saw, small angle grinder, 4 1/2" grinder, die grinders, M/S 4 1/2" angle grinders, 4" and 4 1/2" angle grinder, 4 1/2" grinder snap on, 4 1/2" small angle grinder, drywall scrugun, drywall screwdrivers, screwdrivers, H.D. versa-clutch scrugun, screwdriver with whip, M/S versa-clutch scrugun, 3/8" variable speed reversible keyless chuck drill, 3/8" drill, 3/8" and 1/2" variable speed reversible drill, DeWalt® 2500 RPM electric drill, electric drill, 120 V 4.5 A variable speed reversing electric drills, 3/8 variable speed reversing electric drill, 3/8" keyless electric drill, 1/8" and 3/8" electric drills, screwdriver, jig saws, orbital jig saws, variable speed orbital jig saws, 12, 14, 16 and 18 ga shears, jointer plates, orbital sanders, palm sanders, 1/4" finishing sanders, random orbit sanders, 5" electronic variable speed random orbit sander, electronic variable speed right angle random orbit sanders, 1 1/2" die grinders, angle grinders and electronic variable speed random orbit palm sander.