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 6110-01-153-2290
NSN 5998-01-133-6849
NSN 5945-01-287-2762
NSN 5960-01-094-1076
NSN 6105-01-006-7069
NSN 2925-01-209-9245
NSN 5895-01-049-1976
NSN 6135-01-039-2882
NSN 5950-01-455-1237
NSN 5996-00-761-8225
NSN 6150-00-759-3935
NSN 5930-01-224-6558