Ck dextro screwdriver sets ck tools t49192 vde certified and individually tested to 10 000v for complete safety when working on live equipment up to 1000v features premium quality chrome molybdenumvanadium steel blades hardened and tempered for optimum performance grip tip technology to reduce the risk of cam out and slipping excl 25x75 amp ph0x60 ergonomically shaped dual component handles with long fine neck for precise fingertip control and ridges along the head for extra grip