WORKPRO Pliers Set 3-Piece Big Size (7-inch Diagonal Plier, 8-inch Long Nose Plier, 9-inch Linesman Plier) Drop forged steel with Ni-Fe coating Double injected TPR grip handle Induction-hardened cutting edge for durability Includes 1PC 7" (180mm) diagonal wire cutting pliers, 1PC 9" (230mm) wire cutting with terminal crimper, 1PC 8"(200mm) long nose pliers Cut tin, ductwork, soffit and other materials Forged and hardened high carbon alloy steel jaws with serrated cutting edges Compound hinges deliver more force with less effort Cut up to 18 guage cold rolled steel or 22 gauge stainless steel Induction hardened cutting edges 60-62 HRC