Depressed Center -Off Wheel, Abrasive Material Ceramic, Connector Size 7/8 in, Connector Type Unthreaded Hole, Grit 60, Overall Diameter 6 in, Overall Thickness 0.045 in, Primary Material Applicationn Stainless Steel, Steel, Compatible Tool Type Angle Grinder, Series CUBITRON II, Wheel Type Type 27, Maximum Operating Speed 10,200 RPM, Color Black, Grade Extra Coarse