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The WILLIAMS COMFORT PRODUCTS QJXM7A is a 7 MM metric torque wrench head designed for precision fastening applications where controlled torque is critical. It features a 0.425-inch J-type shank and a 12-point drive configuration, allowing it to engage fasteners at multiple angles in tight spaces. Maximum torque capacity is 20 ft-lb, making it suited for moderate-duty mechanical work. The compact profile measures 2.8 inches in length with a 0.4-inch width and depth, and the unit weighs 0.22 pounds. Mechanics, HVAC technicians, and plumbers working in confined installations will find the slim shank and 12-point geometry useful for consistent, repeatable torque application.
This torque wrench head is intended for use in applications requiring metric fastener engagement at controlled torque values. The 7 MM size covers a common fastener dimension found in residential and light commercial mechanical equipment. It is sold as an individual unit and is compatible with drive tools accepting a 0.425-inch J-type shank. Trade professionals who perform equipment assembly, panel fastening, or component mounting in HVAC, plumbing, or general mechanical service will find this a practical addition to their precision hand-tool inventory.
Designed for use with drive tools that accept a 0.425-inch J-type shank; sold as an individual replacement or supplemental torque wrench head for 7 MM metric fastener applications.
This torque wrench head should be installed onto a compatible J-shank torque wrench handle before use. Verify the shank connection is fully seated and secure before applying torque to any fastener. Do not exceed the 20 ft-lb maximum torque rating. Proper torque tool usage follows general mechanical best practices and any applicable equipment manufacturer service procedures.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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