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 6135-01-354-5535
NSN 5920-01-492-0420
NSN 5985-01-501-5240
NSN 5990-01-124-8412
NSN 5999-01-459-7565
NSN 6240-01-080-9620
NSN 7035-00-238-3662
NSN 5950-01-053-5095
NSN 6145-01-215-9853
NSN 6645-00-883-8086
NSN 4140-01-386-5630
NSN 6610-00-213-8544