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 5998-01-377-7664
NSN 5945-01-133-8356
NSN 6135-00-793-1809
NSN 6110-00-086-2990
NSN 6105-01-131-1408
NSN 5999-01-443-2466
NSN 4140-01-049-1375
NSN 5915-00-244-1702
NSN 6220-01-388-1757
NSN 5999-01-324-9611
NSN 6620-00-035-5813
NSN 6240-01-174-8354