for slotted screws, VDE tested, safe working up to 1000 volts AC or 1500 volts DC, with blade diameter reduced towards the tip, for low-lying screws and spring-loaded elements, quick-turning zone and slip protection for thumb and forefinger, secure hold when used in the hand, color code pro Screw type, quick identification, special alloy based on spring steel, exceptional elasticity with high hardness, for handle PB 5215 A, for your safety: VDE interchangeable blades may only be used with the PB Swiss Tools VDE interchangeable handles!