Search:

I was thinking a similar thing (to pjrage.) Where scratches form the edge you are going to have a sawtooth or scalloped edge, microscopically of course. As you polish using finer abrasives you are...

Well you certainly need a minimum level of sharpness, the edge must be thin enough to pass between the scales of a hair's cuticle. After that point you get diminishing returns, more sharpness will...

Someone here said a razor should be sharp enough to pass through hairs with ease, but not so sharp it cuts into the skin. I agree with that.

Imagine a theoretically perfect edge, with a flat bevel...