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 5935-01-308-8618
NSN 6150-01-609-6358
NSN 6240-00-803-2777
NSN 5990-01-633-9503
NSN 6220-01-625-9185
NSN 6320-00-456-2092
NSN 5975-00-994-2945
NSN 6110-00-283-0178
NSN 5910-01-375-0646
NSN 6650-01-399-8552
NSN 6135-00-866-2311
NSN 6110-01-309-8986