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 6220-01-080-4090
NSN 4140-01-051-0421
NSN 5910-01-430-5009
NSN 5960-00-289-6591
NSN 6650-01-458-3486
NSN 5920-01-634-0250
NSN 5960-01-535-1743
NSN 5998-01-604-0872
NSN 6135-01-494-3607
NSN 6130-00-288-1886
NSN 5999-01-255-6027
NSN 6240-00-383-7668