Fiber Disc Abrasive Type Coated Abrasive Material Zirconia Alumina Backing Material Fiber Backing Weight Not Rated Grit 24 Overall Diameter 5 in Series V1247 Maximum Operating Speed 10 000 RPM Resistance Properties Tear Connector Size 7/8 in Connector Type Unthreaded Hole Color Blue Grade Extra Coarse Package Quantity 25