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 6240-01-506-2059
NSN 5985-01-571-7959
NSN 4140-01-437-9477
NSN 5945-01-649-4950
NSN 5905-01-029-4987
NSN 2925-00-899-4261
NSN 5996-01-620-6202
NSN 5999-01-604-3346
NSN 5915-00-173-5000
NSN 6685-00-031-8386
NSN 5945-00-111-1663
NSN 2925-01-019-6145