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 5950-01-545-8939
NSN 4140-00-613-9209
NSN 6650-01-417-1797
NSN 5930-01-431-8709
NSN 6320-01-395-8422
NSN 5996-00-299-1609
NSN 4140-01-589-2215
NSN 5965-01-181-3140
NSN 5920-01-512-0047
NSN 5950-00-848-4791
NSN 6220-01-357-7675
NSN 5905-00-162-3879