Quick-Change Disc, Abrasive Type Coated, Abrasive Material Zirconium Oxide, Backing Material Cloth, Backing Weight Y, Grade Extra Coarse, Grit 36, Overall Diameter 3 in, Quick Change System TR, Maximum Operating Speed 18, 000 RPM, Color Green, Package Quantity 25. This item has been restricted from sale in the following state (s): []