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 5855-00-117-0857
NSN 6645-00-915-9397
NSN 5999-00-969-5718
NSN 5935-01-472-8482
NSN 6645-01-138-3855
NSN 5895-00-088-8558
NSN 5960-01-628-2760
NSN 7035-01-344-1806
NSN 6645-00-006-6387
NSN 6145-01-049-2360
NSN 2925-01-516-9858
NSN 6130-01-219-2890