Cuts soft, medium hard, and hard materials Cuts metal rod to 7/16" diameter Strap cuts wire rope to 1/4" diameter Maximum hardness of material to be cut: Brinell 455/Rockwell C48 Lockplate keeps jaws from loosening Toggle joints turn 50 lb hand pressure to 4000 lb cutting pressure Screw-type adjustment realigns edges Replacement cutterhead: 0113MCS NEVER use any H.K. Porter cutters on energized circuits, wire, or cable!