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 5960-00-005-0270
NSN 6685-00-542-1902
NSN 6150-01-430-1947
NSN 6320-00-456-0836
NSN 5945-00-465-4743
NSN 5855-01-566-7431
NSN 5920-01-442-7685
NSN 5975-01-472-5351
NSN 6105-01-592-3866
NSN 5855-00-149-0766
NSN 7035-01-499-7401
NSN 5930-00-143-4582