Kennedy Professional Dual Action Quick Clamps are designed for use one handed for speed and convenience. The pistol grip handle houses a ratchet clamping mechanism that incrementally applies clamping force when you pull the trigger. To release or reposition the clamp jaw, hold down the quick release button and slide the jaw along the bar. Can be used as a bar clamp or as a spreader simply by turning the handle around. Features and Benefits Quick release buttons for both jaws for speedy positioning on the bar Can be turned around to act as a spreader for versatility of use Non-slip clamp faces effectively hold the workpiece without marking or accidental slipping Available in a range of specifications to suit your specific needs Comprised of a steel bar, nylon jaws, a resin handle and a plastic non-slip jaw pad for maximum durability and suitability of material for each component Pistol grip handle with ratchet clamping mechanism makes for easy clamping with minimal user effort