Assemble with 3 jaws for maximum stability, or with 2 jaws where access is limited
Jaws, yokes and forcing screw made of heat treated
Chrome Vanadium steel for ultimate strength
Reversible jaw design allows internal and external pulling
Jaws grip tighter as pulling force increases
All components hardened to HRC 42~45 for professional use
Fine-threaded 440 CrV forcing screw allows precise control for damage free pulling