An internal threading tool with longitudinally separated cutting edges designed to form specific threads.
Classification: Tools for tapping or threading, parts thereof, of base metal
NSN 5985-01-381-1540
NSN 6240-01-192-5590
NSN 6620-01-211-4098
NSN 6685-01-461-3223
NSN 5835-01-148-5835
NSN 6220-00-553-8700
NSN 5985-01-510-3461
NSN 6145-01-437-7086
NSN 6145-01-201-3900
NSN 5960-01-313-0681
NSN 7035-01-011-3760
NSN 5985-01-568-0570