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 6685-00-997-0927
NSN 6220-00-424-6776
NSN 6150-00-537-4333
NSN 5999-01-316-7414
NSN 6650-00-942-8931
NSN 4140-01-534-6960
NSN 6650-01-174-0928
NSN 5920-01-346-3611
NSN 6645-01-277-8346
NSN 6645-01-500-0827
NSN 6240-01-614-5994
NSN 5950-00-902-7751