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The PROTO J1236HASD is a 1-1/8 inch combination wrench built for professional trade use in demanding mechanical and industrial environments. The wrench features a 15-degree offset head that improves clearance in tight spaces and reduces knuckle interference during fastener work. It is constructed from steel with a corrosion-resistant satin finish and is tether capable, supporting tool-tethering systems required in elevated or safety-critical work areas. Overall length is 15-7/8 inches. The 6-point box end design provides solid contact on fastener flats, reducing the risk of rounding. Licensed tradespeople and journeymen mechanics working in HVAC, plumbing, electrical, and general mechanical service will find this wrench suited to daily production work.
This wrench is appropriate for use in both residential and commercial maintenance and installation scenarios. It fits applications where a 1-1/8 inch fastener size is standard, including flange connections, equipment mounting hardware, and structural fasteners. The tether-capable design makes it practical for work at height where dropped-tool protocols are enforced, such as rooftop HVAC installations, elevated mechanical rooms, and industrial platforms. The straight handle and 15-degree offset head provide a consistent grip angle across a wide range of fastener orientations.
Designed as a standard 1-1/8 inch combination wrench for use with hex fasteners meeting that dimension across general mechanical, HVAC, plumbing, and industrial applications.
Installation and fastener work using this wrench should be performed by qualified tradespeople following applicable codes and job-site safety requirements. Power down or isolate equipment before working on fasteners securing live electrical enclosures, pressurized lines, or rotating machinery. When working at elevation, attach the wrench to an approved tether anchor point before use. Do not extend the handle with a cheater bar, as this may exceed the designed torque rating of the tool.
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