Help identifying

[1966type1]

Found this the other day thought it was a coin. It’s about the size of a half dollar seems to be made of tin, it’s very thin metal.

 

[MasonDixonMding]

Not sure what it is but it’s cool!

 

[EmuDetector]

Interesting. Is it foil thin or a good thickness like a coin?

 

[wolf-n-wa]

Probably a jar lid. very cool though!