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 6240-00-740-8901
NSN 6650-01-435-1168
NSN 6685-01-211-5278
NSN 5935-01-128-3976
NSN 6220-01-401-5337
NSN 5999-01-206-4657
NSN 5855-01-047-9267
NSN 7035-00-631-3782
NSN 7035-00-117-0418
NSN 6620-01-346-9340
NSN 6220-01-494-5877
NSN 5925-01-540-7580