Master Mechanic, 1/4 Sheet, 2A, Sander, 13000 Orbits Per Minute, 4-5/16" x 4-5/16" Pad Size, Spring Loaded Paper Clamp System, Textured Comfort Grip, Dust Sealed Switch, Hole Punch, Sanding Sheets Which Consists Of 1 Each: 60 Grit, 80 Grit & 120 Grit.