[Compatibility] Compatible with DW420/K, DW421/K, DW422/K, DW423/K, DW426/K, D26450, D26451/K, D26453/K, D26456, for BO5041/K, BO5010/K, BO5030/K. 031/K XOB01Z, Porter Cable 343/343K/343VS/343VSK, 390K, 382, [Simple Screw Installation]: The built-in installation thread can be installed quickly and easily and increase the gripping power of the sandpaper. [Prevent Damage]: Avoid damage to the disc holder. Ensure a smooth polishing effect. Easy to install, hassle-free. [8 Dust Collection Holes]: The efficient 8-hole pad works with sandpaper with dust collection system. 8 dust collection holes can collect dust and debris into the dust bag. Super practical dust collection function. Color: Black + Blue Material: PU Size: 125mm Package Contents: 3 x Hook and Loop Pad [Note] If your sand mill is not listed, please check if it is suitable for your sand mill to make a decision, 5 inches in diameter, 8 dust holes and 3 screw holes, especially the screw The distance between the center of the hole