Features and Benefits:Insulation Rated to 1000 Volts, 10,000 Volt TestedMeets ASTM, EN/IEC, NFPA, CSA, ISO, OSHAWith Handle Slip Guard for Additional ProtectionEtched On Scales for presetting sizeDouble Coated Insulation Red Over YellowInsulated Adjustable 12" Wrench with slip guard handle for added protection. Etched on scale for pre-setting size.