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The WILLIAMS COMFORT PRODUCTS 6MV-14 is a 1000-volt rated insulated open end wrench sized at 14mm. It is designed for use on energized electrical systems where arc flash and shock hazards are present. The insulated construction meets the demands of licensed electricians and utility technicians working on live or potentially live conductors. The open end jaw allows fast engagement on fasteners in tight spaces without requiring a full wrap around the fastener head. At 0.177 pounds, it is light enough for repeated overhead or confined-space use.
This wrench is suited for electrical panel work, switchgear maintenance, motor control center servicing, and similar low- to medium-voltage applications. It is a single-piece open end tool sold individually. Electricians performing work under NFPA 70E arc flash safety requirements will recognize the 1000-volt rating as the standard threshold for insulated hand tools used on energized equipment. It is also appropriate for industrial maintenance crews and instrumentation technicians who regularly work around energized terminals and bus bars.
Designed as an insulated open end wrench for use with 14mm metric fasteners on energized electrical systems rated up to 1000 volts.
Installation and use of this tool should be performed by a qualified electrician following NFPA 70E and applicable local electrical codes. Before working on any energized system, conduct a shock and arc flash risk assessment and wear appropriate PPE. Inspect the insulation coating for cracks, cuts, or damage before each use — a compromised coating voids the shock protection. Never use as a striking or prying tool, as impact damage can degrade the insulating layer.
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