[ VDE INSULATED ] Meets the requirements of the internationally acknowledged European EN 60900 standards for use in electrically live environments.
[ INDIVIDUALLY TESTED ] Thoroughly verified by means of the impact strength, electrical, flame-retardancy, insulation adhesion and stamp tests. [ ULTIMATE PROTECTION ] Even when used around live circuits with up to a 1000-volt potential. Teng Tools 3/8 Inch Drive Metric 6 Point 1000 Volt Shallow Insulated Sockets - 12mm [ GREAT GRIP ] 6 point high torque design grips flat sides of a fastener, not corners, preventing round-off and is suitable for any 3/8 inch drive ratchet or extension.[ GREAT FOR ELECTRICIANS ] Ideal for electrotechnical and electronic maintenance and is suitable for working on hybrid and electrical vehicles.