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 6145-00-815-1388
NSN 4140-00-825-7506
NSN 6130-01-293-3673
NSN 2925-01-157-9204
NSN 5975-01-383-6264
NSN 6320-01-209-0952
NSN 6620-01-287-1443
NSN 5915-00-615-6146
NSN 5935-01-223-1092
NSN 5945-01-550-5426
NSN 6110-00-709-0472
NSN 6130-01-646-3163