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 6240-01-369-0069
NSN 6645-00-273-1203
NSN 5990-01-411-5930
NSN 5985-01-318-5986
NSN 5895-01-519-2089
NSN 6110-01-013-5392
NSN 5975-00-751-9450
NSN 6220-00-633-3296
NSN 6110-01-039-7161
NSN 6135-00-152-8729
NSN 5910-00-839-5944
NSN 6110-00-399-1413