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 5915-01-055-5643
NSN 5990-00-554-0366
NSN 6220-00-907-1341
NSN 6620-01-384-2105
NSN 6320-01-096-6649
NSN 5855-01-042-7990
NSN 6110-01-354-7145
NSN 5905-00-708-0891
NSN 5998-01-119-7016
NSN 5925-01-257-9931
NSN 6650-00-935-4247
NSN 6610-01-445-1036