Knipex 9K0080149US Cobra® Quickset Water Pump Pliers Set Contains 4″, 5″, 6″, 7″, 10″, 12″, 16″ And 22″. Cobra® QuickSet Water Pump Pliers Set contains 4″, 5″, 6″, 7″, 10″, 12″, 16″ and 22″. We focus on making purchasing online a pleasant experience.