Nova Insert Nova 1 1/8"  12TPI UNF RH N-IUNS

Adapt your Insert Type NOVA chuck to a 1 1/8″ 12TPI RH UNF lathe. Allows you to keep the same chuck and accessories if you change your lathe. You only need to change the insert/adpater. The internal thread is 1 1/8″ 12TPI RH and the external thread matches the NOVA insert type chucks to simply and easily screw into the back of your NOVA Insert Type Chuck. Now your NOVA insert type chuck is ready to attach to your 1 1/8″ 12TPI RH threaded lathe spindle.