Abrasive Cut-Off Wheel Abrasive Material Ceramic Grit 46 Connector Size 5/8 In.-11 Connector Type Threaded Hole Overall Diameter 4 1/2 in Overall Thickness 0.045 in Compatible Tool Type Angle Grinder Primary Material Applicationn Nickel Alloy Stainless Steel Steel Series A46U-BF Wheel Type Type 1 Maximum Operating Speed 13 300 RPM