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- Sep 19, 2001
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in the pics in this study http://mse.iastate.edu/fileadmin/www.mse.iastate.edu/static/files/verhoeven/KnifeShExps.pdf there aren't micro teeth, at least at 800x magnification. Also, at a micron or so above the edge, there really wouldn't be any noticeable difference between a flat or convex bevel. The ground may appear flat, but the earth is round 