HYDE 9160 Dust-Free Sponge Sander, 1-(Pack) Attaches to a wet dry vacuum and uses a sanding sponge that works on any type of surface. Comes with 2 medium grit sponges including 1 to use in corners without damaging the abutting surface. Can be used with any 3" x 5" sanding sponge. Dust free sponge sander Attaches to a wet dry vacuum and uses a sanding sponge that works on any type of surface Comes with 2 medium grit sponges including 1 to use in corners without damaging the abutting surface Can be used with any 3" x 5" sanding sponge. Product Features Includes lightweight hand sander with 2 medium grit sanding sponges Includes a vacuum hose with adapter Fits all Wet/Dry hose sizes (1-1/4", 1-1/2", 2-1/2")