These water pump pliers are crafted from chrome vanadium steel, ensuring durability and reliability. They feature adjustable jaws to accommodate various sizes of objects. The induction hardened serrated teeth and diamond-shaped jaws enhance torque and grip on round, flat, square, and hex shapes. The head is finely ground and finished with black oxide and electrophoretic plating, providing superior corrosion resistance. Additionally, the ergonomic soft grip handles offer a secure and comfortable hold, helping to reduce effort and fatigue during use.