This EARTHQUAKE XT 1/2\" Composite Air Impact Wrench is a powerful tool that can provide up to 1190 ft. lbs. of torque. The twin hammer mechanism and 1/2in. drive size are suitable for heavy-duty tasks. This wrench is made by a reputable manufacturer and is a single item that can be used in various applications. With an air inlet size of 1/4in. and a max torque of 1000ft/lbs., it is a valuable addition to any toolbox.