What you : the package comes with 4 pieces replacement pads for DWE64233 compatible with for DWE6423/6423K, DWE6421/6421K, DWE6421-, DWE6421-B3 and DWE6421-BR, which are designed for sanding flat surface, sturdy enough for long-time use and enough to your work needEasy installation: there are 4 mounting screw holes, which can not only quick and convenient installation, can also increased abrasive paper grip; Please note screws are not included material: The metal backing is much the original plastic backings. It is harder and more difficult to be brokenDelicate design: the orbital replacement pad can switch between grits, which will bring more ; 8 Hole design makes it more effective to collect dustGood performance: pad comes with thickened backing, which is much harder than others and not easy to break; High-density and uniform has good stickinessMaterial:Metal+rubbercolour:Black+silverPackage Contents:4 * and loop replacement sanding padsOnly the above package content, other are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.