What caused these lines? Mexico Portrait

Tunis

Just wondering if this occurred during the minting process? Thank you in advance
Paul

Pretty sure it is not parking lot damage🤣

MasonG

Looks like adjustment marks.

Tunis

So the coin was overweight or out of tolerance?

TomB

With US coinage these look similar to what we call "roller marks" and are present on the planchet before striking. Here is an example-

threefifty

@Tunis said:
So the coin was overweight or out of tolerance?

Yes, likely both.

TwoKopeiki

@Tunis said:
So the coin was overweight or out of tolerance?

Small correction - the planchet, not the coin.