High leverage for easier work, Induction-hardened precision cutting edges, hardness 63 - 65 HRC, For hard wire/piano wire 1.6 mm, GEDORE special hardened and tempered steel, drop-forged, oil-hardened and annealed, Handles with VDE dipped insulation up to 1000 V, acc. to EN 60900/IEC 60900, two-ply Check-Tool insulation