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The WILLIAMS COMFORT PRODUCTS QZX56A is a torque wrench head designed for high-torque fastening applications in mechanical and industrial service environments. Built with a 15-degree offset box end and a 12-point configuration, this head fits a 1 3/4 inch fastener and accepts a Z-type shank measuring 0.990 inches. It handles a maximum torque of 480 ft-lb, making it suitable for heavy-duty assembly and service work where controlled torque output is critical. Licensed mechanics, millwrights, and industrial technicians working on large mechanical systems will find this head compatible with standard CDI torque wrench drive systems.
This torque wrench head is used in commercial and industrial maintenance settings where large-diameter fasteners require precise torque application. The 15-degree offset box end provides clearance in tight spaces, allowing access to fasteners in recessed or obstructed locations. The SAE sizing makes it appropriate for equipment using standard inch-based fastener specifications. It is sold as an individual head and pairs with compatible CDI torque wrench handles using the Z-type shank interface.
Designed for use with CDI torque wrench handles accepting a Z-type shank. Verify shank interface compatibility with your specific torque wrench handle before installation.
Installation and use of torque wrench heads should be performed by qualified mechanics or technicians familiar with proper torque procedures. Ensure the torque wrench handle is rated at or above the maximum torque of the head before use. Do not exceed the 480 ft-lb maximum torque rating. Inspect the shank connection for secure engagement before applying load.
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