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The WILLIAMS COMFORT PRODUCTS 31025 is a 3/8 inch drive locking extension bar measuring 10 inches in length. It is designed to extend socket reach in confined or deep-access work areas where a standard socket wrench cannot make direct contact with a fastener. The locking mechanism holds the socket in place on the extension, reducing the risk of socket drop during use. This type of hand tool is standard in the tool kits of licensed HVAC technicians, plumbers, electricians, and other trade professionals who routinely work in tight equipment enclosures or mechanical rooms.
This extension bar suits applications where fastener access is obstructed by adjacent components, panels, or structural members. It is appropriate for residential and light commercial service work, including HVAC unit servicing, electrical panel work, plumbing fixture installation, and general mechanical maintenance. The 3/8 inch drive size is one of the most common in trade use, compatible with a wide range of sockets and drive tools in this drive class.
Designed for use with standard 3/8 inch drive sockets and ratchets conforming to common drive size conventions.
This tool is used by trade professionals across HVAC, plumbing, electrical, and general mechanical disciplines. Before beginning any service work, de-energize electrical equipment and shut off gas or fluid supply as required by applicable codes. Inspect the locking mechanism and drive fitting for wear before each use. Do not use extension bars to apply torque beyond the rated capacity of the drive size.
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