Powerful hydraulic pump delivers up to 10 tons of force. Powerful enough to punch 4" Holes in 12 gauge Stainless Steel. Part of the M18™ System, featuring over 125+ tools. Quick connect alignment system allows for easy set-up without the tool. Exact 1/2 in. - 2 in. punches and dies with cross-hairs for accurate homemaking. Compatible with competitive accessories Compatible with all M18 batter.