Originally Posted by PapaBull
Do you really believe that the ratio between spine width and length of blade, which determines the actual degree of angle of the blade was arrived at arbitrarily or just "happened"? While it's absolutely true that the width of the spine and length of blade (i.e. 5/8, 6/8, etc) determines the degree of the bevel, have you considered the possibility that the manufacturers made the spine the width needed for the proper bevel instead of just getting whatever angle they ended up with with whatever spine width happened to come off the grinder?