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 5965-01-061-6871
NSN 6685-01-014-2049
NSN 6645-01-326-4572
NSN 5975-01-598-7665
NSN 5945-00-497-0748
NSN 6685-01-353-7782
NSN 6320-01-006-6138
NSN 6145-01-364-0346
NSN 5950-01-305-7418
NSN 6145-01-651-6561
NSN 6650-00-434-0188
NSN 6320-01-425-1417