Max Torque: Approx. 600 ft-lbs (reverse, typical for 231C). Drive Size: 1/2" square. Air Inlet: 1/4" NPTF.
Ingersoll Rand Protective Boot for Ingersoll Rand 231C, 231HA, 231HA-2 Impact Wr
Indersoll Rand "Thunder Gun" 1/2" Air Impact Wrench INGERSOLL-RAND 231C
Ingersoll Rand 231C Super-Duty 1/2" Drive 8000 RPM Pneumatic Air Impact Wrench
INGERSOLL-RAND 231C 1/2" Impact Wrench 600 Ft. lbs. with multiple settings