Norbar Norbar Insulated Torque Wrench, 13540, 3/8 Inch, 12-60Nm AED506.00 (Incl.VAT) Using injection moulded Nylon 11, Norbar's insulated torque wrench complies with IEC 60900:2004 and is more durable than the traditional PVC dipped insulated tools.Resolution.Certified to 1000 volts. Available on Request