Air Motor 0.93 hp HP Running Torque @ Max Pressure 19.5 in-lb 30 cfm Max Air Flow No Load RPM 6 000 RPM Shaft Dia 1/2 in Shaft Length 1.13 in Foot Mounting Port Size 1/4 in NPT REV Rotation Housing Material Cast Iron and Aluminum Gray Finish 350 RPM RPM @ Max Torque Max Air Pressure 100 psi Overall Length 4.96 in Overall Width 3.74 in Overall Height 5.35 in 0 Degrees to 250 Degrees F Operating Temp Range Includes Muffler