Wrenches feature an adjustable jaw that allows you to easily change the opening size to fit different fasteners and objects, providing versatility and flexibility in various tasks., With a 450mm length, these wrenches provide a long reach, making them ideal for working on large fasteners or objects that require extra leverage., Sidchrome 450mm Adjustable Wrenches are suitable for a wide range of tasks, including automotive repairs, plumbing, construction, industrial maintenance, and more.