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The WILLIAMS COMFORT PRODUCTS JHWISSXM613 is a Flextension integrated drive extension and socket unit built for demanding assembly, engine, and heavy equipment repair environments. The 1/2 inch drive, 13 MM, 6-point design combines the extension and socket into a single non-removable unit, eliminating the risk of the socket disconnecting during continuous operation. The socket features SUPERTORQUE lobular openings for increased turning power while reducing fastener deformation. Maximum working torque is rated at 160 ft-lbs (1920 in-lbs / 217 Nm). Licensed HVAC, plumbing, and mechanical trades alike rely on this type of tool where uninterrupted fastener access is critical.
This Flextension is suited for use on hand tools and power tools including impulse and direct drive equipment. It is not rated for impact tool use. Typical applications include engine assembly lines, heavy equipment maintenance bays, and industrial repair settings where socket drop-out would interrupt workflow. The drive end includes a 7/32 inch cross hole bevel for easier engagement, and the unit allows up to 30 degrees of angle offset for working in tight or obstructed fastener locations.
Designed for use with 1/2 inch drive hand tools and power tools (impulse or direct drive). Not compatible with impact tools. Additional lengths and socket sizes are available by special order.
Installation and use should be performed by qualified mechanical technicians familiar with fastener torque requirements and drive tool safety. Verify the tool and fastener size match before applying torque to avoid fastener or socket damage. Do not use this Flextension with impact tools, as it is not rated for impact forces. Inspect the TIG-welded retention pin and socket engagement periodically for signs of wear before continued use.
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