in a high-quality cardboard box, for slotted and Phillips screws, VDE tested, safe working up to 1000 volts AC or 1500 volts DC, with blade diameter reduced towards the tip, for deep-lying screws and spring tension elements, precise, true-to-size tips, optimal fit in the Screws, slim handle, space-saving and ideal for fine tuning work, color code for each screw type, quick identification, special alloy based on spring steel, exceptional elasticity with high hardness