Complete finishing or sanding projects using your stationary disc sander and this Metalite® R228 medium grit large diameter cloth PSA disc. The aluminum oxide abrasive offers fast, sharp cuts, and the heat-resistant X-weight cotton backing helps improve the disc's durability while retaining flexibility. The disc features a pressure sensitive adhesive that permits quick and easy disc changes. Use this versatile cloth disc on applications involving soft or hard woods, carbon steels, aluminum, brass or bronze.