The most powerful jaw available in the Nova range. A great multi-purpose jaw suited to large spigot/bowl/hollow form turning on the larger Nova chucks; SuperNova 2 or Titan. Precision milled from a single piece of 1045 high tensile steel, for accuracy. Features: Expanding grip of 95mm (3.74″) to 116mm (4.56″), Contracting grip on square 76mm (2.99″) to 55mm (2.16″), Contracting Grip on Spigot 97.8mm (3.85″) to 77mm (3.03″).