3M Scotch-Brite fiber wheel, medium density, measures 1" high x 2" diameter.
Contains a medium-grade aluminum oxide, perfect for cleaning jewelry castings and giving a beautiful brushed finish on metals.
Also ideal for sanding, bur removal, "smoothing" & "blending"of wood surfaces, etc.
Can also be used for smoothing sharp edges and removing rust, scratches, weld discolorations and firescale. Maximum operating speed: 3,000rpm.