Quick Change Disc, Abrasive Type Coated, Disc Attachment System TS/TSM Turn-On/Off, Disc Attachment Type Type 2, Disc Diameter 3 in, Abrasive Grit 50, Abrasive Grade Coarse, Abrasive Material Zirconia Alumina, Disc Backing Material Cloth, Max. RPM 20, 000 RPM, Series Zirc Plus, Backing Weight Y, Color Blue, Package Quantity 50. This item has been restricted from sale in the following state (s): []