Self-Centering Side Clamping Sharpening Honing Guide Jig for Chisels and Blades from 1/16&rdquo; to 3&rdquo; Wide HG Side clamping honing guide securely holds wide variety of chisels and plane irons to attain sharp, precise and square edges Sharpens chisels and plane irons from 1/16 to full 3 wide Ground and hardened steel center wheel easily glides across sharpening stones Center wheel allows pivoting blades to put camber on plane blades Can be used with natural, man-made or diamond stones