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 7/8 in, Connector Type Unthreaded Hole, Color Orange, Features Self-Lubricating Grinding Aid, Grade Coarse
Non-Woven Depressed Center Disc, Abrasive Material Silicon Carbide, Grade Fine, Overall Diameter 4 1/2 in, Series EXL-UD, Maximum Operating Speed 11,000 RPM, Connector Size 7/8 in, Connector Type Unthreaded Hole, Abrasive Type Non-Woven, Color Gray, Disc Shape Type Type 27, Resistance Properties Smear, Wear, Package Quantity 5