Premium quality - Made from premium open coat Alumina oxide grain, heavy duty X-weight polyester cloth backing, delivering fast and long lasting sanding. Grits - meeting your requirements for different applications. - Anti-static and washable, plus an additive in the resin to resist loading, features good abrasion resistance, anti-clogging. Connection - engineered bi-directional tape joint, diagonal lap splice eliminates splice bump, the belt interface is firm and not break. Applications - Work with 3x21 inch belt sander - providing a heavy duty stripping and sanding tool for wood, aluminum, fiberglass, rubber, plastic and non-ferrous metals., Weight: 1.24120253506 pounds, Manufacturer: Wadakada