Knipex 0306180 Combination Pliers, 1000 Volt Rated, 7.25 Inch With gripping zones for flat or round material. Induction hardened cutting edges cut soft, hard and piano wire. Features long cutting edges for thicker cables. Cutting edges additionally induction hardened, cutting edge hardness approx. 60 HRC High-grade special tool steel, forged, oil-hardened. VDE-tested insulated handles