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The PROTO J4739-25W is a hand Torx bit socket designed for T25 fasteners, built for use with 1/4 inch drive ratchets and extensions. The socket measures 1.5 inches overall length and is suited for technicians and tradespeople who need reliable T25 drive capability in tight or recessed fastener applications. Its compact form factor fits standard 1/4 inch drive tool sets, making it a practical addition to any field or shop kit where Torx fasteners are common in HVAC equipment panels, electrical enclosures, and mechanical assemblies.
This socket is applicable across a wide range of trade service work, including HVAC equipment service, light commercial electrical work, and general mechanical maintenance where T25 Torx fasteners are specified by equipment manufacturers. The 1/4 inch drive interface keeps the socket compatible with commonly available drive tools. It is equally suited for bench work and field service calls.
Designed as a hand Torx bit socket for use with 1/4 inch drive ratchets, extensions, and bit drivers accepting standard hex bit socket tooling.
This socket is installed and removed by hand with a compatible 1/4 inch drive ratchet or extension. No power tools or torque specifications are required beyond what the application fastener calls for. Ensure the T25 profile is fully seated in the fastener recess before applying torque to avoid fastener damage. Always de-energize or isolate equipment before servicing fastened panels or enclosures.
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