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 5930-01-391-6861
NSN 5935-01-013-1176
NSN 6320-01-547-2743
NSN 6130-01-466-8947
NSN 6620-00-343-5602
NSN 6220-01-434-1918
NSN 5965-00-072-9942
NSN 5965-00-138-6768
NSN 5925-01-553-8498
NSN 6645-00-547-4388
NSN 6240-01-028-6737
NSN 5985-00-238-2595