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 6610-01-351-4607
NSN 5950-01-531-1638
NSN 4140-01-447-3141
NSN 5905-00-400-1637
NSN 5965-00-356-3838
NSN 5915-00-674-5887
NSN 5920-01-519-2321
NSN 5855-01-435-5548
NSN 5895-00-450-6930
NSN 5910-00-673-4076
NSN 5910-01-415-8558
NSN 6145-01-168-3141