Quick-Change Sanding Disc, Abrasive Type Coated, Abrasive Material Zirconia Alumina, Backing Material Cloth, Backing Weight Y, Coating Coverage Closed, Grade Coarse, Grit 60, Overall Diameter 3 in, Quick Change System TR, Series ZA/Y, Maximum Operating Speed 20, 000 RPM, Color Green, Package Quantity 25. This item has been restricted from sale in the following state (s): []