Made for carpentry, craft and furniture projects, the spreader applies precise and consistent pressure to bond or assemble workpieces Squeeze the quick release button and release the opening of the clamp, and apply pressure of the butter. Once set up, the jaws will be locked and unable to move. Flexible pads have enough pinch but will not cause surface damage. When the operation is finished, press the quick release button to release the workpiece. When you push the piece apart or push it outside, turn the wing nut to remove the fixed jaws and turn the unit and clamp into a spreader on the opposite end of the bar. Ultra-reinforced nylon jaw assembly with trigger action for precise and clamping force, smooth and silent ratchet action with a bar and quick release button, flexible pad at the mouth prevents scratching. The jaws of the bar clamp can be changed to a sprayer for use.