Replaces a full set of inch and metric open end wrenches. Smooth jaws for damage free installation of plated fittings working directly on chrome. Excellent for gripping, holding, pressing and bending applications. Zero backlash jaw surface pressure prevents damage to edges of sensitive components. Adjustment at the touch of a button directly on the workpiece and equipped with parallel jaws that allow infinitely variable gripping of all widths to the specified maximum size.