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<p>[QUOTE=&quot;Conder101, post: 1556499, member: 66&quot;]If the reduction of the master to the master hub is rushed there can also be lines left from the cutting bit on the devices.&nbsp; Unusual but possible.&nbsp; Also lines might remain on the devices if the shaping of the die blank by the lathe was coarsely done.&nbsp; In that case lines would left in the fields as well, but the fields are then polished removing the lines there.[/QUOTE]</p><p><br /></p>

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