This product is a sander pad replacement, corresponding to model 151662-00, designed for sander maintenance and replacement. It fits models: 353 Type 2, 392 Type 1, DW420 Type 1, DW420 Type 2. As an essential component of sanders, this pad features a foam body attached to a metal backing plate, with a smooth bottom suitable for adhesive-backed sandpaper and no vacuum holes, ensuring stable sanding results. Made of sturdy material with reliable performance, it is wear-resistant, easy to install, and perfectly matches the specified sander models (353 Type 2, 392 Type 1, DW420 Type 1, DW420 Type 2), effectively solving the problem of faulty or worn sander pads.