Flap Disc, Abrasive Type Coated, Abrasive Material Zirconia Alumina, Grade Medium, Backing Plate Material Phenolic, Connector Size 7/8 in, Connector Type Unthreaded Hole, Density Rating Standard, Flap Disc Type Type 27, Overall Diameter 4 1/2 in, Quick Change System Not Applicable, Series Tiger Paw, Backing Material Phenolic, Backing Weight X, Grit 60, Maximum Operating Speed 13, 000 RPM. This item has been restricted from sale in the following state (s): []