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02-24-2008, 01:22 PM
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Razor blades are 0.45-0.55 micron wide at the...
Razor blades are 0.45-0.55 micron wide at the edge. A 0.5 micron coating would increase that to 1.5 microns wide at the edge, which is pulling-hair-out-by-the-roots dull.
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