Ingersoll-Rand Air Impact Wrench, General Duty, Tool/Kit: Bare Tool, Series: 231, Square Drive, 1/2 in Drive, 1150 bpm, 25 to 350 ft-lb, 8000 rpm, 4.2 to 22 cfm, 90 psi Air, 1/4 in NPTF in NPTF Air Inlet, 3/8 in Minimum Hose Size, Pistol Grip, 94/105 dBA, 9 in Overall Length
| Air Inlet | : | 1/4 in NPTF |
| Air Pressure | : | 90 psi |
| Blows per Minute | : | 1150 bpm |
| Drive Type | : | Square |
| Handle Type | : | Pistol Grip |
| Minimum Hose Size | : | 3/8 in |
| Series | : | 231 |
| Sound Level | : | 94/105 dBA |
| Speed | : | 8000 rpm |
| Type | : | General Duty |
| Tool/Kit | : | Bare Tool |
| Drive Size | : | 1/2 in |
| Torque Rating | : | 25 to 350 ft-lb |
| Air Flow Rate | : | 4.2 to 22 cfm |
| Overall Length | : | 9 in |