【Compatibility】: The 5" hook and loop sanding pad fits DWE6421/6421K, DWE6423/6423K, DCW210B Random Orbit Sander. It's direct replacemrnt for pad part number DWE64233, N329079, RSP54. 【Designed for Dewalt】: The special pattern of the pad is designed for Dewalt Orbit Sander with 8 dust holes and 4 screw holes. 【High-Density Hook Surface】: High-density and uniform hook provide strong stickness and a long service life.