Groovelock PliersQuick adjusting Press-N-Slide button quickly adjusts lower jaw up to 50% faster. All purpose jaw grips onto flat, round hex and square work pieces to provide tremendous bite. Multi-Groove Ratcheting System allows for precise positioning by providing more groove positions than standard groove joint pliers. ProTouch™ grips are molded for comfort and provide less hand fatigue. Jaw Opening: 1 3/4 in [Max]; Jaw Shape: V-Jaws; Number of Adjustments: 13; Overall Length: 8 in; Pipe Capacity: 1 in [Max]; Weight: 0.84 lb.