VDE certified and individually tested to 10,000v for complete safety when working on live equipment up to 1000v. Drop forged chrome vanadium steel for strength and durability. Tapered nose for improved access in tight spaces. Jaws designed to grip square gutter screw nuts. Vertical nail/pin holder for convenience Extra long induction hardened and precision ground cutting edges for high cutting performance. Ergonomic dual component handles offering the perfect balance of grip and comfort. Certified to VDE 0682/201:2005 01 & IEC 60900:2004. GS approved. DIN ISO 5746.