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 6240-00-268-8356
NSN 6220-00-562-5964
NSN 6145-01-461-8062
NSN 6105-01-520-9636
NSN 5996-01-325-0197
NSN 5999-01-408-9487
NSN 5945-01-151-4418
NSN 5965-00-775-6496
NSN 4140-00-189-0235
NSN 6320-00-228-5678
NSN 6610-01-302-6347
NSN 6645-01-110-1334