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 6620-01-041-8567
NSN 6105-00-538-8213
NSN 5999-01-352-5435
NSN 6145-01-634-0388
NSN 6620-00-170-5296
NSN 6645-00-330-2813
NSN 5920-01-437-0333
NSN 5855-00-149-0766
NSN 5915-00-468-0086
NSN 5998-01-074-7044
NSN 5855-01-006-1827
NSN 2925-01-263-3638