Category: myths busted

  • A Comparison of Several Manufactured Blades

    A Comparison of Several Manufactured Blades

    All four examples have a cutting edge with a width less than 200nm, although the final bevel angle varies from 21 degrees for the Blue Blade to more than 40 degrees for the Olfa blade.   The Olfa blade also has a small burr on the edge which reduces the effective keenness. At minimum, these examples […]