Description With forged-on axle for heaviest duty Suitable for all types of wire including piano wire High cutting performance with minimum effort due to optimum co-ordination of the cutting edge angle and transmission ratio Precision cutting edges additionally induction-hardened, cutting edge hardness approx. 6" HRC The 25"-mm-long diagonal cutter is suitable for copper conductors up to 1" mm² and aluminium conductors up to 3""mm² Chrome Vanadium electric steel, oil-hardened and tempered