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 5999-00-728-4590
NSN 7035-00-126-1899
NSN 5975-01-299-1597
NSN 6110-01-253-8362
NSN 6130-00-518-4305
NSN 5990-01-443-2931
NSN 4140-01-551-1125
NSN 4140-01-463-9023
NSN 6130-01-302-3233
NSN 5996-00-172-3647
NSN 2925-01-551-5375
NSN 6110-01-194-7344