Knipex High Leverage Diagonal Cutters With forged-on joint pin for very high and durable stress Perfectly suited for all types of wire, including piano wire High cutting capacity with less effort due to optimal coordination of cutting edge angle, gear ratio, and ergonomic handle shape Precision cutting edges additionally induction hardened, cutting edge hardness approx. 64 HRC Extremely powerful Chrome Vanadium steel, oil-hardened and tempered legs: with two-color multi-component grips head: chrome plated cutting capacity hard wire: 2.7 mm cutting capacity medium-hard wire: 3.8 mm cutting capacity piano wire: 2.2 mmTechnical Dataweight : 270g type : 0 supplied on a SB card : length : 180mm