Vise-Grip, 12", Groove Lock, Fast Adjustable Pliers, Are 50 Times Faster Than Standard Adjustable Pliers, 13 Groove Ratcheting System For Precise Positioning, Press-N-slide Button Quickly Adjusts Lower Jaw, Pro-Touch Grips & Anti-Pinch Design, All Purpose Jaw Grips On Round, Flats, Square & Hex Shapes.