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The WILLIAMS COMFORT PRODUCTS QJRXS30A is a 15/16-inch flare nut torque wrench head engineered for precise, controlled tightening on SAE flare nut fittings. It features a 6-point contact design and accepts a J-type shank measuring 0.425 inches for secure drive engagement. Rated to a maximum torque of 60 ft-lb, this head is built for technicians who need reliable torque control on refrigerant line connections, fuel lines, and hydraulic fittings where over-tightening or under-tightening causes costly failures. HVAC technicians and plumbers working with SAE flare connections will find this head a practical addition to a calibrated torque wrench setup.
This torque wrench head is suited for residential and light commercial HVAC service, refrigeration work, and plumbing applications where SAE flare nut connections must be torqued to specification. The flare nut design wraps around the fitting for full engagement, reducing the risk of rounding soft brass or aluminum fittings during tightening. It is sold individually and is intended for use with a compatible J-shank torque wrench handle.
Designed for use with J-shank torque wrench handles that accept a 0.425-inch drive shank. Suitable for SAE flare nut fittings in HVAC, refrigeration, and plumbing applications.
This head should be installed by a qualified HVAC technician, refrigeration mechanic, or licensed plumber. Always isolate and de-pressurize the system before loosening or tightening any flare connections. Confirm the torque wrench handle is properly calibrated before use, and do not exceed the 60 ft-lb maximum torque rating to avoid deforming flare seats or fittings.
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