The Triplett TT-221 ClikGrip 10-in. Auto-Adjusting Water Pump Pliers feature a quick adjusting design with no buttons to press or channels to lock. The ClickGrip Pliers are made from Chrome Vanadium Steel with a non-reflective black oxide finish, making them incredibly strong but lightweight. The jaws stay parallel during use and can grip flat, round, or irregularly shaped objects. The cushioned, non-slip handles maintain comfortable spacing throughout the adjustment range. Lifetime warranty.