The Milwaukee (2676-20) M18 Force Logic high capacity knockout tool is the easiest way to punch holes. Each product within the Milwaukee knockout system was built on the principles of reducing the tedious steps of hole making, improving the speed of the process, and limiting the fatigue of the user. The result is a group of tools and accessories that redefine accuracy, durability, and productivity. The M18 knockout tool punches up to 4 in. holes in 12-gauge stainless-steel. Its compact right angle design allows the user to operate in tighter spaces while reducing fatigue. Milwaukee knockout tools and punches/dies are compatible with all other major brands.