Knipex Cobra Hightech Water Pump Pliers have fine adjustment for optimum adaptation to different sizes of workpieces The Knipex 8701125SB (carded) Waterpump Pliers are 125mm in length with chrome vanadium multi-stage oil-hardened jaws and rubber-coated handles for added grip and comfort. No more time-consuming presetting of the required opening size. Just position the upper jaw to the workpiece, push the button and move close the lower jaw, ingeniously simple. Teeth set against the direction of rotation have a self-locking effect and prevent slipping on the workpiece. Features: Push the button for adjustment on the workpiece Fine adjustment for optimum adaptation to different sizes of workpieces and a comfortable handle width 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: high wear resistance and stable gripping Box-joint design for high stability due to double guide R