Specially designed for use with power tools the Gator Aluminum Oxide Red Resin Sanding Disc is ideal for use on a variety of surfaces including wood, metal, drywall, fiberglass and painted surfaces. The five hole disc features a quick change hook and loop holding system allowing for faster disc changes, resin bonding providing heat and humidity resistance and a convenient vented hole pattern matching sander pad for maximum dust extraction. Compatible with porter cable random orbit sanders. Available in a five pack, measuring five inches and a 120 grit.