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 6145-01-555-3243
NSN 4140-01-064-7905
NSN 6650-01-363-6675
NSN 5895-01-189-8227
NSN 6610-01-034-0798
NSN 5965-00-715-6159
NSN 6110-00-367-2427
NSN 6685-01-142-3201
NSN 6240-01-178-5604
NSN 5950-00-890-2982
NSN 6645-00-200-2324
NSN 6220-01-315-8126