[Compatibility] Compatible with DW420/K, DW421/K, DW422/K, DW423/K, DW426/K, D26450, D26451/K, D26453/K, D26456, BO5041/K, BO5010/K, BO503030/K, 031/K, XOB01Z, 343, 343K, 343VS, 343VSK, 390K, 382. [Simple Screw Installation] The built-in installation thread allows for quick and easy installation and enhances the grip of the grinding paper. [Prevent Damage] Helps prevent damage to the disc holder and provides a smooth polishing effect. Easy to install with no hassle. [8 Dust Collection Holes] The efficient 8-hole pad is designed to work with sandpaper that has a dust collection system. The 8 dust collection holes help suction dust and debris into the dust bag assembly for convenient dust management. Color: Black + Blue Material: PU Size: 125mm Package Contents: 1 x Hook and Loop Pad [Note] If your sanding machine model is not listed, please verify compatibility before purchasing. This pad has a 5-inch diameter, 8 dust collection holes, and 3 screw holes. Screw hole center distance: 1-7/16 inches from center. The package includes only the items listed above; other products are not included. Note: Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement error allowance is +/- 1-3 cm.