Quick-Change Sanding Disc, Abrasive Type Coated, Abrasive Material Aluminum Oxide, Backing Material Cotton, Backing Weight X, Coating Coverage Closed, Grade Medium, Grit 100, Overall Diameter 2 in, Quick Change System TS, Series R228, Maximum Operating Speed 25, 000 RPM, Color Brown, Package Quantity 100. This item has been restricted from sale in the following state (s): []