Ingersoll-Rand 1/2" Super Duty Air Impact Wrench Order# IR 231 |
• The classic IR 231 is the most popular tool in its class. Introduced over 25 years ago and continuously refined, it offers the sheer power and performance features to tackle the toughest jobs with ease - as well as proven durability. • Durable twin hammer impact mechanism • Pressure-feed lubrication • Easy to service two-piece construction • Varaible speed Specifications: Working torque: 25-300 ft.-lbs. (34-408 Nm) Maximum torque: 425 ft.-lbs. (578 Nm) Blows per minute: 1,200 Free speed: 8,000 RPM Weight: 5.8 lbs. (2.63 kg) Length: 7.3" (185 mm) Average air consumption: 4.2 cfm, 22 cfm @ load Sound (pressure/power): 102/115 dBA Air inlet: 1/4" |