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The WILLIAMS COMFORT PRODUCTS B-140A is a 3/8 inch drive universal joint designed for use with standard socket sets and drive tools. This fitting allows the user to work at angles where a straight extension or ratchet cannot reach, making it a practical addition to any professional tool kit. Weighing 0.146 pounds, the B-140A is a compact, single-piece drive accessory sold individually. It is suited for mechanics, HVAC technicians, plumbers, electricians, and other trade professionals who require flexible socket drive access in tight or obstructed work areas.
The B-140A is applicable across a wide range of trade service scenarios where 3/8 inch drive tools are standard. It is commonly used during HVAC equipment service, plumbing fixture installation, and electrical panel or equipment work where fastener access is limited by surrounding components, ducting, piping, or enclosures. The universal joint connects inline between a ratchet or extension and the socket, providing angular flexibility without requiring a separate swivel adapter.
Designed as a standard 3/8 inch drive universal joint for use with 3/8 inch drive ratchets, extensions, and sockets across common tool brands and socket sets.
This tool is a hand-tool accessory and does not require installation in the traditional sense. Before using this joint during equipment service, de-energize electrical systems, shut off gas supplies, or isolate fluid systems as appropriate for the work being performed. Ensure the universal joint is fully seated on both the drive and socket before applying torque to avoid slipping or rounding fasteners.
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