Features and Benefits
Adjustment at the touch of a button directly on the workpiece
Fine adjustment for optimum adaptation to different size work pieces and a comfortable gripping position 
Self-locking on pipes and nuts: no slipping on the workpiece and low handforce required 
Gripping surfaces with special hardened teeth - teeth hardness approximately 61 HRC: low wear and reliable gripping
Box-joint design: high stability because of double guide
Reliable catching of the hinge bolt: no unintentional shifting
Pinch guard prevents operators' fingers from being pinched
Chorome vanadium electric steel, forged, oil-hardended
KNIPEX Tools 87 01 180, 7 1/4" Cobra Pliers
Adjustment at the touch of a button directly on the workpiece for quick and easy sizing
Self-locking mechanism on pipes and nuts prevents slipping and reduces hand force required
Gripping surfaces feature special hardened teeth for enhanced durability and grip
Built-in pinch guard protects operators' fingers from being pinched during use
Jaw capacity accommodates up to 1 1/2-Inch round and 1 27/64-Inch hex, with 18 adjustment positions for versatility