Unitized Wheel, Abrasive Material Aluminum Oxide, Density Rating Medium (5), Grade Fine, Series CP-UW, Face Width 1/8 in, Maximum Operating Speed 22,100 RPM, Overall Diameter 2 in, Connector Size 1/8 in, Connector Type Unthreaded Hole, Quick Change System Not Applicable, Abrasive Type Non-Woven, Color Tan, Grit N/A Unavailable, Resistance Properties Load.