Low Profile Hook-and-Loop Disc Backup Pad, Abrasive Mount Type Hook and Loop, Abrasive Mounting Quick Change System Not Applicable, Connector Size 1/4 In. -20, Connector Type Threaded Shaft, Backup Pad Shape Round, Device Material Foam, Density Hard, Maximum Operating Speed 15, 000 RPM, Number of Vacuum Holes 3, Color Black/Red, Overall Length 4 in, Overall Width 4 in, Overall Diameter 3 in, Overall Thickness 1/2 in, Product Type Disc Backup Pad, Features Low-Profile, Tapered. This item has been restricted from sale in the following state (s): []