• Free Speed: 18,000rpm• Air Pressure: 90psi• Average Air Consumption: 3.3cfm• Air Inlet Size: 1/4” NPT• Air Hose Size: 3/8” Inside I.D• Length: 175mm; Weight/:0.80ft/lbs • Ergonomic Design Cushion Grip Handle.• Rear Exhaust.• Built-in Power Regulator.• Safety Throttle Lever.