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The CDI TORQUE TCRTWH36J is a 9/16-inch ratcheting flare nut torque wrench head designed for precise torque application on flare nut fittings in refrigeration, HVAC, and plumbing systems. The J-type shank measures 0.425 inches and connects to compatible torque wrench handles, allowing technicians to reach fittings in confined spaces without sacrificing accuracy. At 0.29 pounds, the head is compact and easy to maneuver during service calls. Licensed HVAC technicians and plumbers rely on this type of tool when torquing refrigerant line fittings or fuel line connections where proper torque values are critical to leak-free joints.
This torque wrench head is suited for residential and light commercial HVAC service, refrigeration work, and plumbing applications where flare nut fittings are common. It is particularly useful when working around copper refrigerant lines, gas supply tubing, or hydraulic connections that require a crowfoot-style approach. The ratcheting flare nut design allows the head to grip around the tubing while engaging the fitting, making it practical for tight quarters where a standard open-end wrench cannot achieve a full swing.
Designed for use with torque wrench handles that accept a J-type shank drive. Consult your torque wrench handle manufacturer specifications to confirm J-shank compatibility before use.
This head is installed by a licensed HVAC technician, refrigeration mechanic, or plumber as part of a calibrated torque wrench assembly. Always verify that the torque wrench handle and head shank type are matched before applying torque to any fitting. Follow applicable codes such as the International Fuel Gas Code or refrigerant system manufacturer guidelines for required torque values on flare connections. Do not use this head with an impact driver or any tool that generates rotational shock loads.
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