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 5950-01-559-6517
NSN 4140-00-415-6513
NSN 4140-01-295-8143
NSN 5920-00-504-8634
NSN 5920-00-955-9392
NSN 5925-01-204-3360
NSN 6610-00-186-9180
NSN 6150-01-423-1432
NSN 6320-00-036-3688
NSN 5915-00-236-6644
NSN 6645-01-109-7029
NSN 5990-01-465-9235