ELECTRONIC PLIER 108MM These cutters are made from high performance ball bearing steel, black oxidised. Numerically controlled machine grinding guarantees edge angle accuracy and contact which increases the tools reliability and consistency. Precision induction hardened edges, 63-65 HRC. Handles in synthetic material and come with return spring. Edges for stripping and cutting insulated copper wire. These oval head cutters are ideal for wire harness and standard printed circuit board assembly.