231 Series Impact Wrench
The heavy duty 231C impact wrench has the reliability and durability you’ve come to expect from the Ingersoll Rand name.
The powerful tool provides an even impact and is durable enough to last through the toughest work environments.
- RELIABILITY: Every time you pull the trigger, the 231C will deliver the same high-quality output time.
- DURABILITY: Built to withstand harsh environments and repeated drops, this impact wrench won’t let you down.
| Model | 231C |
| Configuration | Pistol |
| Actuation | Trigger |
| Drive Size | 1/2 in. |
| Drive Type | Square, Hog-Ring |
| Forward Torque (ft-lbs) | 425 |
| Forward Torque (Nm) | 575 |
| Max Reverse Torque (ft-lbs) | 600 |
| Max Reverse Torque (Nm) | 813 |
| Blows per minute | 1200 |
| Free Speed (RPM) | 8000 |
| Impacting Sound Level dB(A) -- ISO15744 (pressure/power) | N/A |
| Free Speed Sound Level dB(A) -- CAGI/ANSI S12.41 (pressure/power) | 99.0 / 110.0 |
| Vibration Level m/s2 (K) | 6.5 (0.8) |
| Weight (lbs) | 5.8 |
| Weight (kg) | 2.63 |
| Width (in) | 2.81 |
| Width (mm) | 71 |
| Height (in) | 7.7 |
| Height (mm) | 195.6 |
| Length (in) | 7.3 |
| Length (mm) | 185 |
| Air Inlet | 1/4 in. |
| Min Hose Size (in) | 3/8 |
| Min Hose Size (mm) | 10 |
| Air Consumption @ Load (cfm) | 22 |
| Air Consumption @ Load (L/min) | 623 |
| Average Air Consumption (cfm) | 4.2 |
| Average Air Consumption (L/min) | 119 |
| PSI | 90 |
| Bar | 6.2 |
MY 1706 
US 1471 
CN 123 
AU 103 
AP 88 
SG 54 
DE 48 
CA 44 
