82-D CENT RPM?
White_Beard_TN
Posts: 103 ✭✭
I see ones like this and I am not sure if it's a mark that has been punched deeper or if it's just some sort of wear. any thoughts? and thanks
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Comments
Strike doubled.
Yes, it's strike doubling. Sometimes referred to as mechanical doubling. Notice how the doubled area is flat. That's a characteristic that can help you recognize it. It is not considered an error and adds no extra value
MD.
Machine or strike doubling.
I agree with the consensus...machine doubling.... You do pick up the details though, good eye. Cheers, RickO