Fiber Disc, Abrasive Type Coated, Abrasive Material Ceramic, Backing Material Fiber, Backing Weight Not Rated, Grit 60, Overall Diameter 4 1/2 in, Series 987C, Coating Coverage Closed, Maximum Operating Speed 13, 300 RPM, Resistance Properties Tear, Connector Size 5/8 In. -11, Connector Type TN, Color Orange, Features Self-Lubricating Grinding Aid, Grade Coarse, Package Quantity 25. This item has been restricted from sale in the following state (s): []