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 5998-01-371-2988
NSN 6650-00-197-7563
NSN 6240-01-099-6810
NSN 5910-01-476-6844
NSN 6135-00-613-1068
NSN 5925-00-027-8220
NSN 5945-01-195-3498
NSN 6645-00-593-5420
NSN 5950-01-452-8190
NSN 5930-01-445-7962
NSN 5999-00-844-7422
NSN 5990-01-110-1979