GR version with reversible jaws: Extreme versatility: the moving jaw is reversible. On one side, the jaw is flat for traditional usage to avoid damaging the parts worked. On the other side, the jaw is finely serrated for powerful tightening on tubes and other parts requiring strong grip and high torque. Slim profile jaws for better accessibility. Extra wide opening for higher versatility. Grading in mm on one face. Presentation: chromed body. Bi-material grip.