Fiber Disc, Abrasive Type Coated, Abrasive Material Ceramic, Backing Material Fiber, Backing Weight Not Rated, Grit 80, Overall Diameter 5 in, Series 982C, Coating Coverage Closed, Maximum Operating Speed 12,000 RPM, Resistance Properties Tear, Connector Size 7/8 in, Connector Type Unthreaded Hole, Color Maroon, Features Wears Evenly, Runs Cool and Optimizes Mineral Breakdown, Grade Coarse, Package Quantity 25