Rarely used - owner had a 25-gallon single-stage Craftsman air compressor that was not enough to fully drive it. The box says the recommended air compressor capacity is 30+ gallons for continuous use. Some of the included lubricating oil remains. The item "Central Pneumatic Earthquake 3/4 Professional Air Impact Wrench 68423 1400 ftlb" is in sale since Tuesday, June 23, 2020.This item is in the category "eBay Motors\Automotive Tools & Supplies\Air Tools\Impact Wrenches". The seller is "sbat5451" and is located in Anderson, Indiana. This item can be shipped to United States.