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 6320-01-116-3980
NSN 6645-01-025-1002
NSN 4140-01-580-3291
NSN 7035-00-251-8201
NSN 6110-00-660-6615
NSN 5835-00-111-2953
NSN 5998-00-983-4214
NSN 5999-00-484-1811
NSN 6620-01-431-9176
NSN 2925-00-092-6526
NSN 5985-01-172-9928
NSN 6220-00-157-5009