NORTON ABRASIVES Dish Grinding Wheel,4x1/2x3/4,AO,60G,PK5

Dish Grinding Wheel, Abrasive Material Aluminum Oxide, Back Thickness 5/16 in, Connector Size 3/4 in, Connector Type Unthreaded Hole, Grit 60, Overall Diameter 4 in, Overall Thickness 1/2 in, Rim Thickness 3/16 in, Primary Material Applicationn Aluminum, Cast Iron, Stainless Steel, Tool Steel, Compatible Tool Type Tool and Cutter Grinder, Specification 32A60-KVBE, Wheel Hardness K, Wheel Type Type 12, Maximum Operating Speed 6,210 RPM, Bond Type Vitrified, Color Purple, Grade Medium, Series 32A