-Head shape : Semi-circular, swedish style. -Material : Pliers head of high-quality tool steel. Handles made of tough fibre-glass reinforced plastic, ergonomic soft grip zone in the handle. -Design : Cutting edges additionally induction hardened to approx. 64 HRC. Arms of the pliers move in parallel: +25% force transfer. Angled shape (23°) for fatigue-free work. With opening spring and locking mechanism.