1/4 Drive Insulated VDE Tool Socket and Accessory Kit 18pc Metric GS Approved. Professional tool for commercial or occasional use VDE 1/4" Drive metric socket and accessory kit Insulated tool kit / set Insulated tools are GS and VDE certificated Allows the user to work with confidence on potentially high voltage systems in the knowledge that the tools are extremely safe and of high quality Safe to sue when working with electricity in a high voltage environment Part of the hybrid range of hand tools Hardened and tempered chrome vanadium steel sockets and accessories Protects from electric shocks up to 1500 V DC and 1000V AC Suitable for the electricians working on modern hybrid and electrical vehicles VDE INSULATED SET INCLUDES THE FOLLOWING 13 x 1/4" drive metric sockets - 4mm / 4.5mm, 5mm, 5.5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm and 14mm 1 x 1/4 drive quick release reversible ratchet 4 x extension bars 50mm, 75mm, 100mm and 150mm Packed in an EVA foam and plastic case for easy storage and transportation. We have other 1/4 Drive Socket Sets.