The STEELMAN 1/4 Inch Die Grinder Rear Exhaust is rugged with an energy efficient 0.6 HP motor. It has a ball bearing construction that allows for a smooth, vibration free performance. It is equipped with a convenient rear exhaust that directs the air away from your work station. The Spec's are as follows: 22,000 RPM, 1/4 Inch collet size, 1/4 Inch NPT air inlet thread, 3/8 Inch air hose size, 90 PSI air pressure, 4 CFM, overall length is 6 3/4 Inch and it weighs 1.70 pounds.
Ball bearing construction for vibration free performance