NOVA G3 Wood Turning Direct Threaded 1″ x 8TPI LH/RH is a 4 Jaw self centering reversible geared chuck, designed for the NOVA Comet II Mini Lathe. With unique NOVA features such as Auto Stop, Copper composite Jaw Slides, Woodworm Screw, Comfortable T Bar Handle and 2″ Jaws as standard, this chuck is fully featured. Powerful Tuff Lock gearing with precise, hardened action delivers incredibly smooth strength for a solid, vibration free performance. Takes the same accessory range as other NOVA Chucks. Direct threaded 1″x 8TPI RH/LH. Enhanced Jaw Gearing and Reverse Lock features that ensure this NOVA G3 Comet II Reversible chuck will remain engaged and locked on the spindle for use in forward and reverse. THIS G3 CHUCK IS NOT THE ”INSERT VERSION” BUT HAS A 1”X 8TPI UNC THREAD MACHINED IN THE BODY. IT WILL FIT DIRECTLY ON THE HEADSTOCK OF LATHES WITH A SIMILAR THREAD.