【Two-Way Operation】: Two-way self-tightening clamp (upward pull and straight pull), 5 tons (straight pull) and 3 tons (upward pull). The self-tightening serrated jaws can achieve a reliable grip and tighten when pulled. 【Two-Sided Jaw Design】: The jaws on both sides of the self-tightening clamp are reasonably designed and each is different to adapt to tight spaces. Self-tightening handle for 5-ton rear frame and body repair. 【Use in Tight Spaces】: The self-tightening clamp is small, lightweight, and easy to use, which is very suitable for use in tight spaces. Straight pull capacity: 5 tons/11,000 pounds, upward pull capacity: 3 tons/6,600 pounds. 【High-Quality Material】: The self-tightening clamp is made of chrome-plated steel and the forged structure provides better traction and greater wear resistance. Self-tightening serrated jaws for a positive grip, tighten when pulled.