PSA Disc Backup Pad, Abrasive Mount Type Adhesive-Backed, Abrasive Mounting Quick Change System Not Applicable, Connector Size 5/16 In. -24, Connector Type Threaded Shaft, Backup Pad Shape Round, Device Material Foam, Density Soft, Maximum Operating Speed 12, 000 RPM, Number of Vacuum Holes Non-Vacuum, Overall Width 5 in, Overall Diameter 5 in, Overall Thickness 3/8 in, Product Type Disc Backup Pad. This item has been restricted from sale in the following state (s): []