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 5855-01-060-8521
NSN 6685-01-449-0933
NSN 6320-01-627-8295
NSN 5930-01-450-4411
NSN 5915-01-190-3472
NSN 5975-00-894-9639
NSN 5965-00-156-8562
NSN 5996-01-195-6509
NSN 6150-00-181-1711
NSN 4140-01-424-3271
NSN 5985-01-529-8565
NSN 5950-01-394-7230