Description Loosens Rusted, Frozen Nuts, Bolts and Screws Unique design delivers over 200 ft. lbs. of ?Shock Torque? Can be reversed to tighten Can also be used with impact sockets! Set Includes: 3/8? sq. drive with 3/8? drive bit holder #1, #2, #3, #4 Phillips, and 3/8? straight slot bits