Increases your efficiency: Space-saving due to extensive interchangeable blade system. Provides you with full protection: Each tool is individually tested at 10,000 V AC and approved for 1,000 V AC. Enhances your safety: Wiha slim interchangeable blades ensure good and fully insulated access to deep-seated screws. Application: In combination with the Wiha torque screwdriver with cross handle TorqueVario®-S T electric, suitable for controlled screwing at a specified torque, for example in industrial assembly tasks. Blade: High-quality chrome-vanadium-molybdenum steel, fully hardened, blackened. Blade: Protective insulation directly injected onto the blade. When working on live parts, the safety of the user is paramount. The electric interchangeable blade, in combination with the insulated Wiha torque screwdriver cross handle TorqueVario®-S electric, allows for controlled tightening and loosening of screws. The insulated interchangeable blade is subjected to a piece test according to the international standard IEC 60900 and enables safe work in the vicinity of live parts up to 1,000 V AC. Only compatible with Wiha torque screwdrivers with cross handle TorqueVario®-S T electric. Tested according to IEC 60900.