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 6620-01-605-9660
NSN 6320-01-352-5653
NSN 6145-01-442-7395
NSN 6610-00-034-3709
NSN 6645-01-043-5236
NSN 5945-01-457-5017
NSN 5950-00-767-5925
NSN 6145-00-771-3361
NSN 6105-01-241-7525
NSN 5945-01-498-8333
NSN 5975-01-029-3974
NSN 5950-01-029-3292