1/2" drive ratchet fits drive end. Kit services both old and new style inner tie rods. Use socket alone to work on older Ford and Chrysler vehicles. Use socket and 1-3/16" adapter for Ford 4WD vehicles with rack and pinion power steering with new style tie rods. Use socket with the 1-5/16" adapter for Ford RWD and most Chrysler vehicles with rack and pinion power steering with new style tie rods. Use the socket with the 1-7/16" adapter to service GM and Chrysler cars with Saginaw steering gear.