Flap Disc, Abrasive Type Coated, Abrasive Material Zirconia Alumina, Grade Fine, Backing Plate Material Plastic, Connector Size 5/8 In. -11, Connector Type Threaded Hole, Density Rating Standard, Flap Disc Type Type 27, Overall Diameter 4 1/2 in, Series XB1186, Backing Material Plastic, Backing Weight X, Grit 120, Maximum Operating Speed 13, 300 RPM, Features Trimmable. This item has been restricted from sale in the following state (s): []