Any idea what this is??

[srtek]

Just Picked this up today any idea of a date or what it is one side is 5/8 other is 11/16?

 

[JSBriggs]

Chrysler fluid drive wrench. The pic below is from collectingsnapon.com has an A suffix which looks like one end was revised into a box end.

-Jeff

 

[srtek]

Wow that was fast i had been on the internet trying to find that for about an hour now haha thanks for the quick response. Any idea what its worth its very odd looking 16 inches in length.

 

[bonneyman]

Totally off subject, but, that catalog photo you posted confirmed that a tool I snagged in a box of stuff is a Zerk grease fitting tool. Mine isn't a snappy, but it still works. (I've been using it as a broken bolt remover.)