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 4140-01-319-0073
NSN 5905-01-037-0498
NSN 5985-00-149-1675
NSN 5925-00-824-9649
NSN 6650-00-335-5017
NSN 5835-01-123-8305
NSN 5990-01-425-2175
NSN 6320-01-181-9474
NSN 6645-01-152-1092
NSN 2925-01-197-7864
NSN 5965-01-476-8539
NSN 5910-01-351-5679