Abrasive -Off Wheel, Abrasive Material Aluminum Oxide, Grit 36, Connector Size 3/8 in, Connector Type Unthreaded Hole, Overall Diameter 3 in, Overall Thickness 0.125 in, Compatible Tool Type Die Grinder, Primary Material Applicationn Cast Iron, Steel, Series Carbo Gold, Wheel Type Type 1, Maximum Operating Speed 25,465 RPM, Reinforced Status Reinforced, Bond Type Resin