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The WILLIAMS COMFORT PRODUCTS 33620 is a 3/4 inch drive standard-length socket with a 12-point configuration and a 20MM opening. Built for professional tradespeople, this socket is designed to drive fasteners in demanding service environments where reliable torque transfer and precise fit matter. At 0.25 pounds, it is a solid, hand-tool-grade socket suited for mechanical, HVAC, plumbing, and electrical service work where metric fasteners are standard. The 12-point design allows engagement from more positions than a 6-point socket, making it useful in tight or awkward access situations.
This socket is used in residential and commercial trade applications wherever 20MM metric fasteners are encountered. Typical install scenarios include equipment mounting, flange connections, and mechanical assembly work across HVAC, plumbing, and general mechanical service. It is sold individually and intended for use with a standard 3/4 inch drive ratchet, breaker bar, or torque wrench.
Designed as an OEM-style trade socket compatible with standard 3/4 inch drive ratchets, breaker bars, and torque wrenches used in professional mechanical and trade service applications.
This socket is installed and used by licensed HVAC technicians, plumbers, pipefitters, and general mechanical service professionals. Always ensure the drive tool and socket are fully seated before applying torque. Inspect the socket for cracks or wear before each use, and do not use damaged sockets. Follow applicable service codes and equipment manufacturer guidelines when torquing fasteners.
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