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 6220-01-526-1469
NSN 6135-01-184-0727
NSN 5855-00-198-3197
NSN 6150-00-138-9425
NSN 5990-00-033-8128
NSN 6610-01-623-6228
NSN 5935-01-362-8857
NSN 5855-00-256-5562
NSN 5910-01-609-4119
NSN 5998-01-328-5881
NSN 6130-01-163-4220
NSN 6645-01-228-9645