The Klein Tools 68232 Adjustable Telescoping Basin Wrench is designed to work in hard-to-reach places, extending from 10 in. to 17 in. for convenience while on jobsites. The optimized spring-action jaw design allows for secure attachment around up to 1-1/4 in. hex nuts. For added leverage, the base of the handle accommodates 3/8 in. socket wrenches and most standard-sized screwdrivers.