Gator, 6 Pack, 3-2/3" x 9", 150 Grit, Aluminum Oxide, Sanding Sheets, Pre-Cut Sheets Are Designed To Be Used On Any 1/3 Sheet Clamp On Palm Or Finishing Sander, Heavy Duty Resin Sandpaper Resists Heat & Tearing For Longer Life, For Use On Wood, Metal, Drywall, Fiberglass, Or Painted Surfaces.