Fiber Disc, Abrasive Type Coated, Abrasive Material Ceramic, Backing Material Fiber, Backing Weight Not Rated, Grit 36, Overall Diameter 9 1/8 in, Series 982CX, Maximum Operating Speed 6,600 RPM, Resistance Properties Tear, Connector Size 7/8 in, Connector Type Unthreaded Hole, Color Purple, Grade Extra Coarse, Package Quantity 25