Protection of the tool from dirt and impact Screwdriver with insulated blades for safe working up to 1,000 volts, of which 5 with reduced blade diameter for lowered screws Screwdriver with insulated blades for safe working up to 1,000 volt, five of which with reduced blade diameter for lower-lying screws Protects the tool from dirt and impact Optimal fit for the best possible removal of tools from the foam insert 9711 Foam Insert “VDE Screwdrvr Set 1”, Weight: 1.0 pounds, Manufacturer: WERA