Ever try to figure out how to sharpen the inside bevel of your mortise chisels? This 3 pc Mortise Chisel Sharpening Set will allow you to quickly sharpen and maintain a perfect edge on all your mortising chisels. Use the 220 grit diamond coated abrasive cone to remove any deep nicks or burrs left behind after honing the out side of your chisels. Next use the 600 grit diamond coated abrasive cone to achieve that clean sharp edge. This set will sharpen mortise chisels up to a 1/2”. This Mortise Sharpening set Includes:1 each comfort grip handle with magnetic quick change chuck, 1 each quick change 220 grit diamond cone (to remove nicks and burrs), 1 each quick change 600 grit diamond cone (to finish the final edge).