Robust construction Made from Cr V steel for longevity, this basin wrench offers a sturdy structure with erosion for lasting performance. Adjustable length range 10 to 17 inches of adjustable length provide leverage and extension for easy access to narrow spaces. The rotating jaw at the end of the telescopic extended handle can be adjusted to various angles, securely gripping nuts and bolts of different sizes. Flexible jaw diameter adjustment Large jaw diameter adjustable from 1.25 in (32 mm) to 2.5 in (64 mm) and small jaw diameter adjustable from 0.39 in (10 mm) to 1.25 in (32 mm), accommodating various common nut or bolt sizes in hot and cold water pipe applications. Designed for tight spaces Telescoping basin wrench is specifically crafted to tackle nuts and bolts beneath sinks and basins, solving the challenge of hard to reach areas for plumbers. Use scenarios Replacing faucet supply lines under kitchen or bathroom sinks where space is limited. Tightening or loosening fittings behind basins and under cabinets in hot or cold water lines. Servicing shutoff valves and compression fittings in cramped plumbing niches where standard wrenches cannot reach.