The adjustment action to adapt to the workpiece is easy and reliable with the KNIPEX Cobra Insulated: place the upper gripping jaw of the opened pliers on the workpiece, push pliers to close, done!. Quick adjustment by shifting the jaw directly on the workpiece - fast, secure and comfortable handling. Opening at the touch of a button apart from the workpiece. 24 fine adjustments for optimum adaptation to different workpiece sizes and comfortable gripping position. Good access to the workpiece due to slim size in the head and joint area. Self-locking on pipes and nuts - no slipping off the workpiece and low hand force required. Gripping surfaces with special hardened teeth, teeth hardness (approx. 61 HRC): low wear and reliable gripping. Box-joint design: high stability because of double guide. Pinch guard prevents operators' fingers being pinched. Chrome vanadium electric steel; forged, multi stage oil-hardened. 1000V multi-component grips, VDE-tested. Includes tether attachment point. For use with KNIPEX Tethered Tools System.