Gator 6-Pack 3-2/3" x 9" 100 Grit Aluminum Oxide Sanding Sheets are pre-cut sheets designed to be used on any 1/3 sheet clamp on palm or finishing sander. The heavy duty resin sandpaper resists heat and tearing for longer life. It is suitable for use on wood, metal, drywall, fiberglass, or painted surfaces. Gator 1/3 Sheets are the ideal accessory for your orbital sander. Made with durable aluminum oxide, resin-bonded to a heavyweight paper, these sheets are specifically designed for sanding and finishing wood, metal, fiberglass and painted surfaces.