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 5915-00-230-1822
NSN 5960-01-335-1622
NSN 6220-01-278-5803
NSN 5855-01-147-6024
NSN 5998-01-502-9439
NSN 6620-01-394-4042
NSN 5835-01-599-1876
NSN 5920-00-300-1843
NSN 5990-00-853-9926
NSN 6240-01-013-8895
NSN 7035-00-420-1310
NSN 5999-01-596-7894