Handle and blade fully insulated up to 1000 V to DIN EN 60900 / VDE 0682-201. Multi-component power handle with grip zone optimised for torque and comfort. Blade of high-alloy tool steel. Each of these screwdrivers is individually tested in a water bath for insulation breakdown under high voltage. Application: For use at voltages up to 1000 V. Supplied with: 1 each screwdriver No. 668631: Size 1- 2- 3