The KNIPEX Cobra® Water Pump Pliers are the perfect gripping pliers for every application. The Cobra Pliers will grip any shaped object - round, square, hex or flat with a bite like no other pliers. This very popular two-piece set will grip up to 2". Adjustment at the touch of a button directly on the workpiece. Fine adjustment for optimum adaptation to different size workpieces and a comfortable gripping position. Self-locking on pipes and nuts: no slipping off the workpiece and low handforce 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. Reliable catching of the hinge bolt: no unintentional shifting. Set includes two (2) Cobra® Water Pump Pliers: 87 01 180 (7 1/4") and 87 01 250 (10").