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Old 11-18-2022, 04:51 PM
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David M.
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Join Date: May 2009
Location: S. California
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Quote:
Originally Posted by JollyElm View Post
Do the wear patterns on all four edges match each other, or does the edge of the side in question match the other three? That's what I would examine under high magnification. SGC uses that 'magic box' machine (have no idea what it's actually called) that immediately spells out various things that aren't readily seen by the human eye. Perhaps it showed them evidence of a slash job?
What does this magic box machine do exactly? I haven't heard about this. Are they using some partial machine grading?
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