Gator Finishing 4340 220 Grit Aluminum Oxide Sanding Discs (50 pack), 5" For use on wood, metal, drywall, fiberglass, and painted surfaces The quick-change hook& loop holding system allows faster disc changes Fits Skil, Bosch, B&D, Dewalt, Makita & Milwaukee random orbit sanders Resin-bonded to resist heat and humidity to ensure longer life Fits Skill, Bosch, Band, Dewalt, Makita and Milwaukee random orbit sanders 8-hole vented pattern allows for maximum dust collection