Gator 4-3/8 x 11 in. 220-Grit Pre-Cut Drywall Sanding Screen, Single Sheet features an open mesh waterproof silicon carbide design that is i for sanding and finishing drywall joint compound. This non-clogging abrasive screen has grit on both sides, providing a longer lifespan and efficient sanding performance. It is versatile enough to be used on wood, metal, plastic, and auto body filler, making it a practical choice for various projects. With a super fine 220 grit grade, this sanding screen measures 4-3/8 inches by 11 inches and is made from durable silicon carbide material. This single sheet is for achieving smooth finishes on your drywall and other surfaces.