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 6685-01-142-1969
NSN 6620-01-197-6277
NSN 5915-01-368-0673
NSN 5915-01-324-2261
NSN 5985-01-207-7883
NSN 5920-00-833-2807
NSN 5975-01-068-4125
NSN 6685-01-659-7929
NSN 5999-01-634-0576
NSN 6105-01-487-3686
NSN 5835-01-355-3654
NSN 6620-00-153-0982