Combination pliers Professional electric insulation 1000 V AC, VDE-tested and with GS mark.Standards: DIN ISO 5746. Manufactured acc. to IEC 60900:2004.Head shape: Extra long cutting edge for flat and round cables.Design: Serrated gripper jaws. Cutting edges additionally induction hardened to approx. 62 HRC. The Wiha DynamicJoint ensures optimal transmission of hand strength to the cutting edges.http://www.wiha.com/international/content/view/full/51643