To demonstrate, I Took the liberty of placing two Lincoln Cents into a clamp in the configuration that your coin seems to have been placed.
I tightened the clamp with little force other than my hand and got this
See below, Technical issues prevented the picture from appearing in its proper place.
While not as extreme as yours, it shows how this type of damage happens.
To all you that are worried, I will not release this error coin nor the other I used to press with into circulation.
I don't want to cause any other people the excitement-let down sequence.
So there, you have my 2 cents.

I tightened the clamp with little force other than my hand and got this
See below, Technical issues prevented the picture from appearing in its proper place.
While not as extreme as yours, it shows how this type of damage happens.
To all you that are worried, I will not release this error coin nor the other I used to press with into circulation.
I don't want to cause any other people the excitement-let down sequence.
So there, you have my 2 cents.

























