Snap On 3/8″ F To 1/4″ M 1/2″ F To 3/8″ M Drive Chrome Adaptor Sockets USA Lot.Part numbers:A-4,TM-1.Sockets have wear scratches marks,discoloration,chips in chro.e,some impact wear,owner marks.Otherwise in good working condition.Please view pictures.Sold as set will not separate.Thank you for looking.