Chuck does not spin and/or not getting the proper air pressure it needs. Otherwise GOOD condition but selling FOR PARTS! This Ingersoll Rand 231C air impact wrench is a top-of-the-line tool that offers a maximum torque of 600ft/lbs. It is a single item and comes with a 1/2in. drive size. The unit type is in ft and the manufacturer part number is 231C. This high-quality tool is perfect for automotive applications and is made by a trusted brand in the industry. It is a great addition to any toolbox and is sure to get the job done efficiently.