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The GEARWRENCH 81661 is a 13/16-inch combination wrench built for professional trade use in mechanical, HVAC, plumbing, and electrical service work. It features a 12-point offset box end and an open end on the opposite side, giving technicians two drive options in a single tool. The wrench is manufactured from steel with a polished finish and measures 11-13/16 inches overall. The offset head design provides knuckle clearance and improved access in tight fastener locations. Corrosion resistance is built in, and the tool meets ANSI and ASME standards. A lifetime warranty backs the product.
This wrench is suited for residential and commercial service applications where 13/16-inch fasteners are common, including equipment mounting hardware, pipe fittings, conduit fittings, and structural fasteners. The 12-point box end engages fasteners at multiple positions, which is useful in confined spaces with limited swing arc. The polished finish resists surface corrosion during regular field use. It is a standard hand tool carried by HVAC technicians, plumbers, pipefitters, and electricians on service and installation calls.
Designed as a standard 13/16-inch combination wrench suitable for general mechanical, HVAC, plumbing, and electrical service applications requiring SAE fastener sizes.
Hand tools like this wrench require no installation. Always select the correct size wrench for the fastener to avoid rounding. Power down or de-energize equipment before performing any fastener work on live systems. Use in accordance with applicable codes including NEC, IFGC, and IPC where relevant to the service task.
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