Air drill features a lightweight, compact aluminum housing and reversible motor with quick-release lever. Variable-speed trigger for precise speed control. Key Product Specs Chuck Size (in.) 3/8 Keyless Chuck No Air Consumption (CFM) 4 Speed (RPM) 2,500 Air Inlet Size (in. NPT) 1/4 Min. Hose Size (in.) 3/8 Variable Speed Yes Reversible Yes Side Handle No Additional Product Specs * 99.1dB noise level