Professional Quality, high leverage diagonal side cutters, manufactured from chrome vanadium heavy-duty steel, oil hardened and tempered. The smoothly ground heads have separate, induction hardened cutting edges for cutting piano and medium hard wires. The cutter has Knipex's unique double-hinged design, allowing for 50% less effort when cutting compared with high leverage diagonal cutters. Fitted with a self-opening mechanism, for easy, comfortable use on repetitive tasks. Heavy duty moulded handles and slip guards for extra comfort and safety