Depressed Center Cut-Off Wheel Abrasive Material Aluminum Oxide Connector Size 7/8 in Connector Type Unthreaded Hole Grit 46 Overall Diameter 5 in Overall Thickness 0.0625 in Primary Material Applicationn Stainless Steel Steel Compatible Tool Type Angle Grinder Series ZIP+XTRA Wheel Type Type 27 Maximum Operating Speed 12 200 RPM