The DW4388 5-inch Hook and Loop Pad - Medium is an eight hole replacement pad for sanders with dust collection. Includes DW4388 Sander Pad Features 5" Hook & Loop replacement pad Eight-hole pad for sanders with dust collection Hook & Loop pad provides the ability to switch between grits Designed to fit on D2645 DEWALT DW4388-Sander Pad, 5-Inch Orbital, Fits The Dw421, Dw423, D26451 And D26453