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 6610-01-457-1974
NSN 5855-01-343-2933
NSN 5945-01-260-3790
NSN 5985-01-268-5297
NSN 6645-01-578-6815
NSN 5930-01-251-1478
NSN 5945-01-188-6307
NSN 5985-01-572-1239
NSN 5855-01-109-1807
NSN 5998-01-504-2634
NSN 6130-00-935-2712
NSN 6320-01-123-6814