Suitable for a wide variety of lathes with up to 20" swing. Unique features such as Composite Indexing Back, Auto Stop, Copper composite Jaw Slides, Woodworm Screw, Comfortable T Bar Handle and 2" Jaws come standard. Powerful patented Tuff Lock gearing with precise, hardened action. Delivers incredibly smooth strength for a solid, vibration free performance. You'll find yourself turning longer, more delicate stems. Large, uneven and rough work that you couldn't handle before can be turned with greater security. Takes the same accessory range as other NOVA chucks. Insert Type Chuck, requires additional insert adaptor to fit to lathe. The SuperNOVA2 also comes in a M33 Direct Thread for European lathes.