Brazed joints made to withstand heavy force generated by twisting or pulling; Rivet.||Additional rivet for added tool strength; Teeth.||Extra sharp, precision broached teeth for superior gripping power; Jaws.||Jaws forged from premium grade USA steel that provide increased strength and longer-life; Spring.||Long-life spring for continual everyday use; Trigger.||Brazed joints made to withstand heavy force generated by twisting or pulling; Rivet.||Additional rivet for added tool strength; Teeth.||Extra sharp, precision broached teeth for superior gripping power; Jaws.||Jaws forged from premium grade USA steel that provide increased strength and longer-life; Spring.||Long-life spring for continual everyday use; Trigger.||Smooth polished easy release trigger that provides maximum locking force when clamped; Power Ring.||Patented Power Ring provides increased thread strength and overall durability of the tool; Knob.||Larger, more comfortable hardened adjustment knob with a proprietary coating for increased lubricity and smooth operation.view less