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 5915-01-373-8252
NSN 5960-01-471-2656
NSN 5998-01-351-6917
NSN 5985-01-217-3162
NSN 5895-01-223-3261
NSN 5975-01-317-4625
NSN 5965-01-443-3000
NSN 6135-01-142-6456
NSN 6220-01-520-9782
NSN 6220-00-875-1439
NSN 6685-00-797-1153
NSN 6145-01-158-6794