Two 3817 Kraftform VDE bitholding screwdrivers for ergonomic screw driving “Take it easy” Tool finder: Color coding by profile and laser-engraved size indication – for quick and easy identification of the required tool Individually tested at 10,000 V for safe working at the approved voltage of 1,000 V Stainless steel tools are vacuum ice tempered and therefore have the hardness and strength properties required for industrial use without restrictions