What is this metal Pin?

[magneto2]

Found at an old East Texas homestead. About an inch wide and the emblem portion is about 1/2 ". Looks like cast iron. No words. Almost like an old fiddle tuning key, but it is metal.

 

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[trk5capt]

Just A Guess, Maybe The Center Portion Of A Juice Harp? trk5capt...