Vintage craftsman 3/8 drive extension 9 piece set includes swivel joint Flying =v= 3/8 to 1/4” adapter vv series 10” extension Flying =v= 6” extension Flying =v= 6” extension H series 3” extension -vv- series 3” extension H series ( personal marking has markings see photos) (2) 3” extension G series nice clean condition, with Craftsman’s lifetime warranty quality vintage USA made. please check out my other vintage listings.