Simple & safe to use! The Stumper 220 offers a 22" diameter cutting wheel with 11 teeth on a 1/2" thick wheel. This all helps you achieve a 6" cut per pass. Spend less time doing maintenance with our direct drive system, which has no belts or pulleys, no gear boxes, and no electrical connections. We help you avoid case drains, grease fittings, and auxiliary cylinders to keep you grinding longer!