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 6650-01-562-6772
NSN 6135-00-170-8819
NSN 6110-01-577-8369
NSN 5950-01-072-2984
NSN 5990-01-331-2221
NSN 5835-01-474-1224
NSN 6150-01-497-9533
NSN 6130-01-156-0436
NSN 6320-00-098-2858
NSN 6220-01-502-9451
NSN 5985-01-223-0840
NSN 6610-01-388-0563