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<p>[QUOTE=&quot;Clawcoins, post: 3089381, member: 77814&quot;]There&#039;s also no database of all the infinite possibilities of Post Mint Damage, of someone creating damage, or created by chance, etc etc etc.</p><p><br /></p><p>It may have not been a punch but as simple as a ball bearing being pressed onto the coin in a press.&nbsp; Thus supporting the backside from creating a large convex area.</p><p>Of course, as mentioned a Pellet Gun could also do this.</p><p><br /></p><p>Best to try and replicate this many infinite ways to recreate if you have the time and desire.</p><p><br /></p><p>I&#039;m sure if you measure the smooth concave portion, you can determine the size of bearing / pellet that was used.[/QUOTE]</p><p><br /></p>

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