Replaces the need for sets of metric and imperial spanners. Smooth jaws for damage free installation of plated fittings - working directly on chrome!. Adjustable tightening tool. Also excellent for gripping, holding, pressing and bending workpieces. Push the button for adjustment on the workpiece. Zero backlash jaw pressure prevents damage to edges of sensitive components. Parallel jaws give a more solid grip- its design allows flexible adjustment of all widths up to the specified maximum size. Reliable catching of the hinge bolt: no unintentional shifting. The ratchet type principle allows quick and easy tightening and release of all bolted connections. Lever transmission greater than 10 : 1 for strong gripping power. Chrome vanadium electric steel, forged, oil-hardened