Ingersoll Rand Heavy-Duty Air Impact Wrenches Ideal for heavy equipment maintenance and manufacturing, the 261 3/4" air impact offers a powerful vane motor and jumbo hammer mechanism for high torque output and great power-to-weight ratio. 1,100 ft-lb of max. torque. Trouble-free, longer performance aided by pressure-fed lube system. Handle exhaust directs air away from user. Also available in 3" and 6" extended anvils.. 1,100 ft-lb of max. torque. Trouble-free, longer performance aided by pressure-fed lube system. Handle exhaust directs air away from user. Also available in 3" and 6" extended anvils Pack of 1