Features and Benefits: -Self-locking on pipes and nuts: no slipping on the workpiece and low handforce required -Gripping surfaces with special hardened teeth, teeth hardness approx. 61 HRC: low wear and stable gripping -Box-joint design: high stability because of double guide -Robust construction, insensitive to dirt; particularly suitable for outdoor work -Chrome vanadium electric steel, forged, oil-hardened
