Mirka MRP 650SGV 6" Air Sander w Dust Collection Kit 498411 Four aggressive spurs with replaceable Bostik 44903 x 12 Four aggressive spurs with replaceable center point Variable speed dial sets maximum speed and accelerator trigger controls operating speed Ambidextrous lock on button makes for steady long cuts and user comfort and control Four orbital action settings different blade strokes for smooth to aggressive cuts Large The upper control paddle lets you adjust speed on the fly without interrupting your work – pressing the paddle increases the speed up to 12 With an onboard dust collection system that lets you work independently of a separate vacuum