Dual motion with rotation plus orbital action makes this sander ideal for edging, feathering, and finishing. Great for bodywork, sanding metal or wood. ?Dual-action pad motion creates a swirl-free finish ?Adjustable thumb screw regulator for precise speed control ?Cushion-grip vinyl handle and housing cover ?Lightweight cast aluminum housing ?Pad motion resists loading for better finishes and less heat build-up ?Balanced ball bearing motor for low vibration Uses 6" diameter pressure sensitive adhesive sanding discs, sold separately. Required pressure: 90 PSI Air consumption: 15 SCFM @ 90 PSI Speed: 10,000 RPM max Air inlet: 1/4'' NPT Recommended hose size: 3/8"