The KNIPEX Cobra Water Pump Pliers are the perfect gripping pliers for every application. With almost 30 years of pump pliers experience, KNIPEX continues to innovate the product line and are now offering 8 of the most popular Cobra Pliers in this must have set. 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 eight (8) Cobra Water Pump Pliers: 87 00 100 (4 in.), 87 01 125 (5 in.), 87 01 150 (6 in.), 87 01 180 (7-1/4 in.), 87 01 250 (10 in.), 87 01 300 (12 in.), 87 01 400 US (16 in.), 87 01 560 US (22 in.).