Max Opening Capacity of 1-3/4”. Reversible Jaw for working on pipes. Xtra capacity. Double scale: millimeters on the front, inches on the back. Professional multipurpose adjustable wrench, it can work on any object with cylindrical shape. All IREGA wrenches are manufactured to the highest standards and are guaranteed against any defect in workmanship or materials. A Reversible Jaw with Xtra Capacity allows working with bigger diameter nuts and piped with the same adjustable wrench. Chrome Vanadium Steel. Light and compact adjustable spanner – top ergonomics and performance.