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 6110-00-135-0202
NSN 5950-01-360-1489
NSN 5998-01-545-1221
NSN 6150-01-160-7161
NSN 6130-00-901-4044
NSN 5950-01-551-8495
NSN 6685-00-418-5960
NSN 6220-00-187-5519
NSN 6620-01-355-4339
NSN 5910-01-221-8191
NSN 5965-01-428-3348
NSN 6610-01-557-1486