Wera-Screwdrivers-Torx-screwdriver-615498-Wera-05022767001-7-piece-VDE-screwdriver-set-made-of-stainless-steel-Wera-s-stainless-steel-tools-are-vacuum-ice-tempered-and-therefore-have-the-hardness-and-strength-properties-required-for-screw-connections-Industrial-use-is-possible-without-restrictions-Safe-working-at-voltages-up-to-1-000-V-is-guaranteed-by-the-Kraftform-Stainless-VDE-screwdrivers-individually-tested-at-10-000-V-as-per-DIN-EN-60900-IEC-60900-The-tested-cold-impact-resistance