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 4140-01-137-7564
NSN 5835-00-005-7909
NSN 6135-01-110-9470
NSN 5855-00-058-1293
NSN 7035-01-520-7243
NSN 6620-01-174-9575
NSN 5950-00-141-5973
NSN 4140-01-647-5984
NSN 6610-01-362-8686
NSN 5910-00-115-3675
NSN 5950-01-223-5217
NSN 5915-00-689-9603