This adjustable wrench has a central thumb screw. It is made from chrome-vanadium steel for greater strength and durability. Its chrome-plated frame protects the wrench from rust and makes it resistant to corrosion. Available in several lengths and openings: from 4"/10cm to 24"/61cm. It is used for servicing and repair tasks in automotive sector, as well as plumbing and repair industries in general. The jaw can be opened by the central thumb screw in a precise way. It has a metric scale on both sides for fast adjustments.