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 6145-01-555-8131
NSN 5915-01-140-2823
NSN 5996-01-172-3104
NSN 2925-01-629-6978
NSN 6150-01-057-5823
NSN 5999-01-381-2457
NSN 6110-01-564-0790
NSN 6240-01-123-9040
NSN 5996-01-212-9866
NSN 7035-01-563-0439
NSN 6645-00-515-6148
NSN 5925-01-487-6830