Knipex High Leverage Diagonal Cutters 10" 74 01 25020% less effort required compared to conventional diagonal cutters of the same length. Forged on axle for heavy duty work. For very tough, continuous use. High cutting performance with minimum effort due to optimum coordination of the cutting edge angle and transmission ratio. Precision cutting edges induction hardened (approx. 64 HRC) cut several types of wire including piano wire. 10" length suitable for copper conductors up to 16 mm and aluminum