Master Mechanic ¼ Sheet 2A Sander delivers 13,000 orbits per minute ensuring maximum efficiency and top performance results. Designed with a spring loaded paper clamp system to provide hassle-free operating. Features a texted grip for added comfort with a dust sealed switch, dust bag and hole punch for added convenience. Product contains a 4-5/16" x 4-5/16" pad size and includes 3 sanding sheets; (1) 60 grit, (1) 80 grit and (1) 120 grit.