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The WILLIAMS WS-1172BSC is a 15-piece combination wrench set finished in black. Combination wrenches feature an open end on one side and a box end on the other, allowing technicians to break fasteners loose and torque them down without switching tools. This set is suited for mechanical and industrial work environments where a full range of fastener sizes is required. At 14.771 pounds, the set carries enough mass to indicate solid, professional-grade construction throughout the range of included sizes. Licensed trades including HVAC, plumbing, and electrical use combination wrench sets as foundational hand tools for equipment installation and service.
This wrench set is appropriate for residential and commercial service work, equipment installation, and mechanical assembly tasks. The 15-piece configuration provides coverage across a broad range of fastener sizes, making it a practical shop or field set for technicians who work across multiple system types. The black finish reduces glare in bright work environments and provides a degree of surface protection. This set is manufactured in the United States.
Designed as a general-purpose combination wrench set suitable for mechanical, HVAC, plumbing, and electrical service applications requiring hand-tool fastener work.
Combination wrenches are used by licensed HVAC technicians, plumbers, electricians, and general mechanical trades for fastener installation and removal. Always select the correct wrench size for the fastener to avoid rounding. Inspect wrenches for cracks or deformation before use and remove damaged tools from service immediately.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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