It can be used with all types of accessories for porting, weld breaking, & smoothing sharp edges, as well as deburring, polishing, & grinding. Superior maneuverability. Safety lever prevents accidental starts. Front exhaust helps keep work surface clean. Versatile & reliable. Power: 0.25 hp; 90 psi; Speed: 27000 rpm; Features: At Load: 24 CFM; 1/4" Collet; 6mm Collet.