Abrasive Cut-Off Wheel Abrasive Material Aluminum Oxide Grit 60 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 Stainless Steel Steel Series A60T Wheel Type Type 1 Maximum Operating Speed 300 RPM Bond Type Resin