7-piece screwdriver set with individually tested insulated screwdrivers according to IEC 60900. Each screwdriver is tested in a water bath at 10,000 V for safe operation at the approved voltage of 1,000 V. The Kraftform Plus handle provides comfortable ergonomic working, preventing blisters and calluses. Hard handle zones ensure high working speed, while soft handle zones guarantee high torque transfer. Partially laser-tipped: the tip grips securely in the screw head, preventing slipping. "Take it easy" tool finder with color coding by profiles and size stamping for easy and quick identification of the required tool. Roll prevention feature stops annoying rolling away at the workplace. Includes a single-pole phase tester and a rack for storage.