The Philips/Flat Blade Insulated Screwdriver PH/S 1 Special Differential and Magnetothermal VDE 1000V GEF is manufactured by the German company WERA, which holds the largest number of patents in the world for the distribution of professional tools. These screwdrivers are designed to offer maximum comfort and the best performance for the most demanding technical requirements and are ideal for installers and electricians. Features of the Philips Insulated Screwdriver PH/S 1 Special Differential and Magneto Thermal Insulated Bit Driver Applications: for PlusMinus screws (Phillips/Flat) Shaft: insulated Bit: PlusMinus (Phillips/Flat) Handle: Kraftform® with anti-slip protection, multi-component Standard: IEC 60900 : 2004