KNIPEX 74 91 250 SBA High Leverage Center Cutters With forged-on axle for heaviest duty With precision cutting edges for soft, hard and piano wire, and cuts hard, thick wires with less effort High cutting performance with minimum effort due to optimum co-ordination of the cutting edge angle, transmission ratio and ergonomic handle shape Cutting edges additionally induction hardened, cutting edge hardness approx 64 hrc