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 6145-01-641-5055
NSN 5965-01-335-6630
NSN 6110-01-646-4195
NSN 6320-00-149-7570
NSN 5835-01-198-6814
NSN 6150-00-221-2593
NSN 6620-00-127-0816
NSN 5975-00-827-0932
NSN 5855-01-574-3597
NSN 5945-00-280-1567
NSN 6610-01-561-7813
NSN 6320-00-925-0558