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 5960-00-170-6916
NSN 6645-01-105-2239
NSN 5998-01-258-5928
NSN 6685-01-580-3277
NSN 5935-01-053-1543
NSN 6685-01-618-0582
NSN 6135-01-205-5965
NSN 6320-00-456-0836
NSN 5835-01-187-8986
NSN 6645-01-007-5295
NSN 6145-00-819-6236
NSN 6220-01-010-6924