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 6150-01-553-7971
NSN 6130-00-448-1133
NSN 5895-01-372-3372
NSN 5965-01-192-7797
NSN 6320-01-233-5798
NSN 5910-00-151-7564
NSN 5965-01-142-1807
NSN 5965-01-519-8228
NSN 5960-01-171-6161
NSN 5910-00-577-0040
NSN 5975-01-487-8650
NSN 6650-00-775-6560