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 6650-00-420-3593
NSN 5990-01-436-7191
NSN 6320-01-556-2011
NSN 5999-01-583-0439
NSN 7035-01-340-3272
NSN 5960-01-304-7178
NSN 5975-00-518-0780
NSN 4140-00-882-2233
NSN 5965-01-196-7760
NSN 5925-01-158-0762
NSN 5965-01-578-1501
NSN 5975-01-234-2947