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 6645-01-354-7624
NSN 6620-00-175-0663
NSN 5855-01-407-8706
NSN 6620-01-440-9810
NSN 4140-01-181-2423
NSN 5996-01-420-7585
NSN 5960-00-078-9500
NSN 6150-00-233-4144
NSN 5999-00-151-4062
NSN 6620-00-017-8098
NSN 6610-01-027-1641
NSN 4140-01-115-7377