Foot Operation Frees Both Hands To Position Punch. Punches 10 Times Faster Than Wrench Method. Will Also Drive 751 Cable Cutter Head. Powerful 11 Ton Hydraulic Ram. Can Be Used With Most Standard Round, Slug-buster® Andslug-splitter Sc® Punch Sizes. (not 1/2 In, 9/16 In, 5/8 In). Can Be Used With Non-round Punches (adapter May Be Required).