IRWIN Vise-Grip Groovelock Waterpump Pliers have an all-purpose jaw that can grip onto flat, round, hex and square work pieces. The multi-groove ratcheting system has twice the number of groove positions compared to traditional groove joint pliers. A press-n-slide button adjusts the jaws twice as fast as traditional groove joint pliers. Anti-pinch non-slip grips provide control, comfort, and less hand fatigue.These Irwin ;Vise-Grip Groovelock Waterpump Pliers have the following specifications: Capacity: 114mm.Length: 400mm (16in).