Increases Your Efficiency: adapter enables socket wrench glands with speedE ® and slimVario ® hand grips. Offers you full protection: each tool individually at 10 000 V AC tested and approved for 1.000 V AC. It is important for electrical installations with an insulated tool to work around its own safety is not at risk. Thanks to the Adapter for socket wrench to speedE ® and slim VARIO ® handles from wiha also combined with plug-keys for screw tasks are used. The adapter mounting with ball clamp allows for quick and easy change of socket inserts. The insulated adapter is in accordance with the international standard IEC 60900 a Parts Inspected and allows in combination with the non-insulated plug keys from Wiha a safe working in the area of conducting parts up to 1000 V AC. Application: In combination with speedE ® and slimVario ® hand grips as well as socket wrench inserts for the screw cap screws. For work within the range of live parts to 1.000 V AC.This text is machine translated.