Sanding Belt, Abrasive Material Aluminum Oxide, Abrasive Type Coated, Coating Coverage Closed, Grit 100, Series R228 Metalite, Grade Medium, Overall Length 54 in, Overall Width 4 in, Backing Material Cotton, Backing Weight X, Belt Joint Type Butt Joint, Color Brown This versatile, general purpose abrasive belt is suitable for use with benchstand grinders on wood and metal.