Remember when the surface of your wood had a nice and smooth finish. The WEN 120-Grit 9 in. Disc Sandpaper package includes 10-pieces of high-quality sandpaper designed to fit with the WEN 6509 6 in. x 48 in. Belt and 9 in. Disc Sander. The reliable self-stick backing provides an adhesive surface sturdy enough to stay attached during heavy-duty sanding operations. And although this is designed to fit with WEN 9 in. Disc sander, the universal fit allows for use with any 9 in. disc sander. Deburr, restore and smooth the edges and surfaces of your woodworking projects with the WEN 120-Grit 9 in. Disc Sandpaper. Remember when your sandpaper provided maximum performance on woods, metals and plastics? Remember WEN.