Surface-Conditioning Disc, Abrasive Type Non-Woven, Abrasive Material Aluminum Oxide, Backing Material Not Applicable, Backing Weight Not Applicable, Coating Coverage Open, Grade Medium, Grit 80, Overall Diameter 3 in, Quick Change System TR, Series SE-DR, Maximum Operating Speed 18, 000 RPM, Resistance Properties Load, Color Maroon. This item has been restricted from sale in the following state (s): []