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 6620-01-224-9007
NSN 6645-01-545-6932
NSN 5920-01-633-6735
NSN 6130-01-248-1732
NSN 5945-01-439-3119
NSN 6135-01-542-5902
NSN 5998-01-501-9609
NSN 6240-00-886-6615
NSN 5915-00-989-9632
NSN 5895-01-551-3833
NSN 5999-01-516-9738
NSN 5998-00-998-2439