H5953 Flap Disc Abrasive Type Coated Abrasive Material Ceramic Grade Extra Coarse Backing Plate Material Plastic Connector Size 5/8 In.-11 Connector Type Threaded Hole Density Rating Standard Flap Disc Type Type 27 Overall Diameter 4 1/2 in Series Blaze R980P Backing Material Polyester Backing Weight Y Grit 40 Maximum Operating Speed 13 300 RPM Color Orange Features Performance Coated Trimmable Resistance Properties Fray