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The WIHA 21014 is an insulated single-end offset box end wrench designed for work on or near energized electrical components. Built from chromium-vanadium steel, it features a 6-point box end sized at 14 mm and a 15-degree head offset angle that provides clearance in tight fastener locations. The overall length measures 203 mm (approximately 7.99 inches). Insulation meets CSA, EN/IEC 60900, ASTM F1505, and NFPA-70E standards, making it a code-compliant choice for licensed electricians performing live electrical work where shock protection is required.
This wrench is used in residential and commercial electrical applications where an insulated hand tool is required by code or job site safety protocols. The 15-degree offset allows access to recessed fasteners in panel enclosures, switchgear, motor control centers, and similar electrical equipment. It is a single-end tool, suited for dedicated use on 14 mm fasteners without the bulk of a double-end design.
Designed for use with standard 14 mm hex fasteners found in electrical enclosures, switchgear, and motor control equipment where insulated tooling is required by NFPA-70E or site safety policy.
This tool is intended for use by qualified electricians trained in safe work practices on or near energized equipment. Always follow NFPA-70E arc flash and shock hazard protocols before beginning work. Inspect insulation for cuts, cracks, or damage before each use — a compromised insulating layer must not be used on live circuits. No power-down is required for use cases this tool is rated for, but jobsite safety procedures and applicable local codes always govern.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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