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 4140-01-480-1301
NSN 6320-01-089-9086
NSN 5945-00-087-1970
NSN 5998-01-538-9217
NSN 5895-01-257-9523
NSN 5910-01-006-6882
NSN 5915-00-263-2175
NSN 6150-01-310-5120
NSN 6220-01-091-9103
NSN 5975-00-828-3505
NSN 5945-00-489-7796
NSN 6620-00-189-2381