VDE-insulated up to 1,000 V. Manufactured according to DIN EN/IEC 60900, individually tested. Slender head. Clean cut for thin CU wires, including at the tips of the cutting edges. Cutters additionally hardened, cutting edge hardness approx. 62 HRC. Vanadium electric steel, forged, multi-step oil-hardenedChrome-plated pliers