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 5950-00-157-1621
NSN 6240-01-426-5581
NSN 6145-00-233-6010
NSN 2925-01-631-7004
NSN 5960-01-593-4760
NSN 6110-00-004-4538
NSN 5945-01-566-7355
NSN 2925-01-492-2589
NSN 5999-00-523-6236
NSN 6650-01-441-3624
NSN 6130-01-550-5051
NSN 6620-00-190-8109