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 5975-01-152-1960
NSN 6220-00-899-6718
NSN 5855-01-410-8979
NSN 5910-01-489-0966
NSN 5945-01-486-1651
NSN 5990-01-045-7754
NSN 6110-01-487-8867
NSN 5910-01-073-7392
NSN 6645-01-601-1707
NSN 6610-01-565-2716
NSN 5925-01-123-9104
NSN 6240-01-589-2415