Faithfull Phillips Tip VDE Screwdrivers are manufactured to EN 60900:2012 and individually tested at 10,000V before leaving the factory, guaranteeing a safe working limit of up to 1,000V to provide the maximum level of safety. The screwdrivers feature a two-component, slip-resistant, soft grip handle with high quality chrome vanadium steel blades correctly tempered and hardened for high torque and strength. For use on terminal blocks, control cabinets, switches relay and sockets. Ref: UTTK12550