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under my crappy pocket 'scope, it actually looked like a rolled edge (shiny strip right along the edge, maybe 1/12th the width of the bevel?) but shaved quite well.

that's only at 100x, i'm sure a...

works pretty well, so far as I tried it. slapped 2 layers of electrical tape on the back of a 5/8 dovo that was already honed up and then did 20 light passes on the swaty.

not the difference...