Abrasive -Off Wheel, Abrasive Material Aluminum Oxide, Grit 36, Connector Size 7/8 in, Connector Type Unthreaded Hole, Overall Diameter 5 in, Overall Thickness 0.045 in, Compatible Tool Type Angle Grinder, Circular Saw, Primary Material Applicationn Aluminum, Brass, Cast Iron, Copper, Stainless Steel, Steel, Series The Ultimate , Wheel Type Type 1, Specification A60S, Maximum Operating Speed 12,200 RPM, Reinforced Status Reinforced, Bond Type Resin