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 5920-01-569-2749
NSN 4140-01-150-4895
NSN 5835-01-391-4556
NSN 5855-00-149-0766
NSN 5915-01-120-9173
NSN 6240-01-425-1659
NSN 5990-01-013-8464
NSN 6150-00-073-3007
NSN 5895-01-532-9402
NSN 4140-01-243-1281
NSN 5996-00-889-8825
NSN 6620-01-630-3494