Depressed Center Cut-Off Wheel Abrasive Material Zirconia Alumina Connector Size 7/8 in Connector Type Unthreaded Hole Grit 60 Overall Diameter 5 in Overall Thickness 0.045 in Primary Material Applicationn Stainless Steel Steel Compatible Tool Type Angle Grinder Series Carbo Premier RedCut Wheel Type Type 27 Maximum Operating Speed 12 225 RPM Grade Q