Water Pump Pliers 10” Fully drop forged, polished head, hardened and tempered. Two tone cushion grip handles. Water Pump Pliers are commonly used for turning & holding nuts & bolts, gripping irregularly shaped objects, holding pipes etc. They hold all kinds of items with larger diameter too, regardless of whether they are round, square or hexagonal. Pliers have serrated jaws set at 45° from the handles.