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The WILLIAMS COMFORT PRODUCTS QJXM8A is an 8 MM metric torque wrench head designed for precision fastening applications where controlled torque is critical. The head features a 0.425-inch J-type shank and a 12-point drive configuration, allowing it to engage fasteners with greater contact area and reduced rounding risk. Maximum torque capacity is 22 ft-lb, making it suitable for moderate-duty fastening tasks. At 0.06 pounds, the head is compact and lightweight. It is sold individually and is intended for use by mechanics, HVAC technicians, and other trades requiring metric torque control.
This torque wrench head is used in applications where an 8 MM metric fastener must be tightened to a specific torque value. The 12-point design allows entry from multiple angles in tight spaces, which is common in mechanical equipment assemblies, HVAC component mounting, and similar service work. The J-shank interface connects to compatible torque wrench handles that accept the 0.425-inch shank size. It is suited for both service and installation work where over-tightening must be avoided.
Designed for use with torque wrench handles that accept a 0.425-inch J-type shank. Verify shank interface compatibility with the handle before use.
Install and remove this wrench head only when the torque wrench handle is not under load. Confirm the shank seats fully and securely in the handle before applying torque. Do not exceed the 22 ft-lb maximum torque rating. Follow applicable equipment manufacturer specifications for fastener torque requirements.
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