Irega I92SWO1000VCE6 6\" SWO92-1000V Insulated Adjustable Wrench The Irega SWO92-1,000V adjustable wrench undergoes a HIGH VOLTAGE TEST, according to EN-60900 Standard, equivalent IEC-900, and consisting of a 10,000V charge for 10 seconds, after which there should be no damage to the handle. Features: Insulated handles Super wide opening The handle insulation material fulfils the requirements of IEC 900 and EN-60900 as far as it concerns the electric strength and the mechanical properties 62% wider than standard adjustable wrenches of similar (6”) size 56% lighter than standard adjustable wrenches (12”) which has smaller opening  Specification: Opening mm: 34mm Opening Inches: 1 3/8\" Size: 6\" (176mm)