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 2925-01-285-0919
NSN 6620-01-488-6479
NSN 6110-01-121-0029
NSN 6145-01-388-2642
NSN 5855-00-149-0766
NSN 5999-00-521-2411
NSN 5905-01-279-7607
NSN 5925-00-045-9095
NSN 2925-01-325-3974
NSN 5996-01-484-2181
NSN 5998-01-557-2003
NSN 4140-01-436-1878