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 6620-00-221-6639
NSN 5999-01-408-7605
NSN 6240-01-162-7967
NSN 6130-00-905-1179
NSN 5999-00-394-7191
NSN 6135-01-268-2152
NSN 6645-01-614-4838
NSN 5945-01-059-0611
NSN 7035-01-172-0250
NSN 5990-00-258-0228
NSN 5910-00-549-4895
NSN 5999-01-445-7685