[ and Durable]5 inch sander pad is made of metal backing and High quality soft rubber, more harder and difficult to be broken than the plastic backing. Which is reduce the vibration of the orbital sander and improve the effect [Specification Size] 5 inch hook and loop replacement pad is characterized by 3 screw holes and 8 dust holes, fits most sander backing pad, the distance between center of the pad's screw holes to center is 1.41 inch/ 36mm, confirm the size purchase How to Installation]When the replacement pad needs to be replaced, simply remove the three screws that hold the pad to the sander, then replace it with a new. NOTICE: the screws are not included [Prevent Damage]Sander replacement pad can prevents damage to disc holders in the work,increased service life. High-density and uniform hook increased abrasive paper grip, Ensures a safely and perfect [Compatible models]The sander pad for DW421 Type 1, DW421 Type 2, DW423 Type 1, DW423 Type 2, D26453 Type 1, D26451 Type 1, DW422 Type 1,D26450 Type 1,D26456 Type 1, DW26451K Type 1, DW26453K Type 1 Colour:As shown Material:rubber Package Contents: 2 * Sander Pads Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.