You have a demountable rim socket wrench, jack handle and tire tool. It is listed in 1924-1927 Chevy Superior parts books. It was patented Dec. 7, 1926 (patent #1,609,732) by Frank McLaughlin and others, Patent was assigned to General Motors. Patent
info is on DATAMP at http://www.datamp.org/patents/displayPatent.php?number=1609732&typeCode=0 (http://www.datamp.org/patents/displayPatent.php?number=1609732&typeCode=0)
(http://www.datamp.org/images/15554-1.jpg)