Mo-Clamp 0440 Twin Claw Clamp (5-Ton Capacity). Self-tightening. The Twin Claw jaws and drop forged wedge distribute the clamping load - reducing the possibility of metal tearing. Severe duty tooth design for maximum gripping bite and minimized metal distortion. The jaw openings allow use around lips of core supports and aprons, clamps to floor pans and a myriad of other pulls. Specifications: Gripping surface - 2-1/4", Height - 3", Overall length - 8", Capacity - 5-tons.