Teng Tools Adjustable Wrench Wide Jaw. Integral measurement scale. Extra wide jaw opening increases the bolt sizes that can be worked on. Moving jaw does not protrude allowing use in confined spaces. Bi-material handle for extra comfort. Hole in the handle for tool securing when working at height. Hole in the handle for tool securing when working at height. Designed and manufactured to: DIN 3117 and ISO 6787.