Heavy duty multi-function scissor designed to cut copper aluminum leather plastic and other materials. Not designed to cut stainless steel or other hardened/heat treated metals. Three stripping holes marked 1.0 1.5 2.0 which is equivalent to 18 14 & 12 AWG wire. One blade serrated for a secure grip and handles are dual component polypropylene and TPR. Includes safety locking mechanism and adjustment screw.