An air die grinder is an extremely versatile tool, capable of cutting, shaping, and polishing metal, wood, plastic, glass, or stone. So it’s no wonder you’ll find them everywhere from auto ...

Chicago Pneumatic Orbital Sander. $180 at Amazon. ... This 1/3-hp mini die grinder from Snap-On has a 10-position air regulator, adjustable rear exhaust, and an ergonomic grip.