Knipex Cobra® Water Pump Pliers - Knipex 87 01 180, These Cobra® Water Pump Pliers are part of a range of hand tools from Knipex designed for use on water pipes. These pliers save the time-consuming need to preset the required opening size. Just position the upper jaw to the workpiece, push button and close the lower jaw. It's that simple. The anti-pinching protection protects your hands from injury.These pliers are made of oil-hardened chromium-vanadium electric steel for the toughest jobs, and are fitted with a non-slip grip cover. Knipex 87 01 180 Cobra® Hightech Water Pump Pliers 180mm