Remember when the surface of your wood had a nice and smooth finish? The WEN 180-Grit 4 x 36 in. Belt Sander Sandpaper Package includes ten pieces of high-quality sandpaper. This paper is designed to fit with the WEN 6515 1 x 30 in. Belt Sander with 5 in. Disc, but also has a universal design to allow for compatibility with many other models of 1 x 30 in. belt/disc sanders.