Cementex FX12-1224H1/2 in. x 12 in. Insulated Square Drive Hex Fiberglass Extension BarDrive size: 1/2 in. Overall length: 12 in. Fiberglass hex shaft completely removes end to end continuity Fully insulated to provide bump protection for metal end fittings Torque tested to 80 ft./lbs. and rated for maximum safe use of 60 ft./lbs. Double-insulated tool features a two-coat orange over yellow insulation that provides the user with a certification of use to 1000 VAC/1500 VDC