Gator, 3 Pack, 6, 150 Grit Aluminum Oxide Sanding Discs, Made Of Heavy Duty Sandpaper, Resin Bonded For Power Tool Sanding Resists Heat Humidity For Longer Life, Use On Wood, Metal, Drywall, Fiberglass Painted Surfaces, Fits 6 Backer Pads 6 Stationary BeltDisc Sanders, Stick On Adhesive Holds Securely Without Slipping So You Can Smooth Large Surfaces, AntiClog Stearate Coating Reduces Particle Build Up, Keeping The High Performance Grain Exposed Longer, Grain Exposed Longer