Knipex High Leverage Center Cutters 10" 74 91 250Forged on axle for heavy duty cutting. Precision cutting edges for soft, hard and piano wire. Cuts thick wires with less effort than other diagonal cutters of the same length. Cutting edges are in the center of the cutter head. High cutting performance with minimum effort due to optimum coordination of the cutting angle and transmission ratio. Cutting edge hardness (approx. 64 HRC). Chrome vanadium heavy duty steel; forged, multi stage oil hardened