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The WILLIAMS COMFORT PRODUCTS 1228SC-TH is a 12-point combination wrench sized for 7/8 inch fasteners. It features an open end on one side and a box end on the other, giving technicians two engagement options from a single tool. The 12-point box end allows the wrench to engage hex fasteners at 30-degree increments, which is useful in tight spaces where swing arc is limited. Weighing 0.96 pounds, it is a solid, full-size hand tool suited for mechanical, HVAC, plumbing, and general trade work where precise torque application on 7/8 inch hardware is required.
This wrench is appropriate for use in both residential and light commercial service environments. Technicians reaching for a reliable 7/8 inch combination wrench will find it fits standard hex-head bolts, nuts, and fittings common across HVAC equipment, plumbing fixtures, and mechanical assemblies. It is sold individually and is intended for professional trade use where tool durability and accurate fastener engagement matter.
Designed as a standard 7/8 inch SAE combination wrench suitable for general mechanical, HVAC, plumbing, and electrical trade applications requiring a 12-point box-end or open-end drive on hex fasteners.
This wrench is used by licensed HVAC technicians, plumbers, electricians, and general mechanical tradespeople. Always de-energize electrical equipment and shut off gas or water supply before using hand tools on service connections. Use the box end for final tightening to reduce the risk of rounding fastener corners. Inspect the wrench for cracks or deformation before each use and do not use it as a striking tool or extend it with a cheater bar.
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