Fiber Disc Abrasive Type Coated Abrasive Material Ceramic Backing Material Fiber Backing Weight Not Rated Grit 80 Overall Diameter 7 in Series 982C Coating Coverage Closed Maximum Operating Speed 8 600 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