Depressed Center Cut-Off Wheel Abrasive Material Zirconia Alumina Connector Size 7/8 in Connector Type Unthreaded Hole Grit 36 Overall Diameter 6 in Overall Thickness 0.045 in Primary Material Applicationn Stainless Steel Steel Compatible Tool Type Angle Grinder Series Z-Tech Wheel Type Type 27 Maximum Operating Speed 10 200 RPM Grade Extra Coarse