The indestructible water pump pliers with inserted safety joint for maximum use. Gripping capacity 40% above DIN / ISO due to arc-shaped grid adjustment. Optimal pivot point, low effort. Optimal mouth geometry with self-clamping toothing for secure gripping. Teeth additionally hardened inductively. Handles covered with plastic. Inserted joint. Integrated clamp protection prevents crushing injuries. Double toothed gripper jaws, inductively hardened.