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 6240-01-453-0702
NSN 6110-01-008-1856
NSN 5835-01-439-0180
NSN 7035-00-731-8729
NSN 6620-00-820-9616
NSN 6645-01-359-5769
NSN 5920-00-248-3038
NSN 2925-01-564-8043
NSN 5990-01-146-1779
NSN 2925-01-359-9818
NSN 6685-01-010-3234
NSN 5985-01-039-9992