Grinding Wheel, T1, 4x1/4x1/2, AO, 60G, PK5, NORTON ABRASIVES, Mfr# 66243529777

Aluminum Oxide, Connector Size 1/2 in, Connector Type Unthreaded Hole, Grit 60, Overall Diameter 4 in, Overall Thickness 1/4 in, Compatible Tool Type Cylindrical Grinder, Surface Grinder, Tool and Cutter Grinder, Primary Material Applicationn Nickel Alloy, Steel, Tool Steel, Specification 38A60-KVBE, Wheel Hardness K, Wheel Type Type 1, Maximum Operating Speed 6,210 RPM, Series 38A, Grade Medium, Bond Type Vitrified, Color White, Item Straight Grinding Wheel, Package Quantity 5