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 6220-00-514-9121
NSN 5935-00-959-8566
NSN 5990-01-190-8223
NSN 5930-01-435-6542
NSN 5960-00-266-6741
NSN 6320-01-578-6006
NSN 5975-01-484-7894
NSN 6145-01-408-1966
NSN 5960-00-064-2952
NSN 5905-00-894-4977
NSN 6145-01-015-3463
NSN 5950-01-610-9335