TEKTON 6-Inch x 2-1/2-Inch Ratchet Bar Clamp and 12-Inch Spreader | 39181 Continuous, trigger-operated ratchet action applies precise and consistent pressure Press quick release button to freely slide jaw to any position Strong reinforced nylon jaw assemblies Soft jaw pads grip workpiece and protect surfaces from damage Convert from clamp to spreader by placing fixed jaw on opposite end of bar