For use with a 1/2" ratchet or breaker bar. Sockets will work on a variety of automobile manufacturers Set contains: No. 519097-7, 55 mm hex locknut socket designed for use on front wheel adjusting nuts found on Toyota models FJ, LN, and RN., No. 519097-1, 2-3/8" hex locknut socket works on 1984-92 Ford Rangers and Bronco II's with automatic locking hubs. Similar to Ford No. 205-040 (T70T-4252-B). No. 519097-3, 2-1/2" hex locknut socket fits the hex nut found on rear axles and various front axle applications on light-duty trucks. No. 519097-5, 2-1/2" rounded hex locknut socket works on 1995-96 Ford F-150 trucks and full-sized Broncos with automatic locking hubs. Similar to Ford No. 205-348 (T95T-1197-A). No. 519097-4, 2-3/4" rounded hex locknut socket works on 3/4-ton and 1-ton Ford F-250 and F-350 trucks with automatic locking hubs. Similar to Ford No. 205-349 (T95T-1197-B). No. 519097-2, 2-9/16" rounded hex locknut socket works on 1990-93 Dodge trucks with Dana 60 manual hubs. No. 519097-6, 2-3/8" rounded hex locknut socket works on 1990-newer Ford Rangers, Bronco II's, and Explorers with automatic locking hubs.