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 6645-00-351-8580
NSN 4140-01-203-9910
NSN 6150-01-222-0764
NSN 5975-00-263-3379
NSN 5990-01-054-3332
NSN 6610-01-557-6908
NSN 5985-00-773-7311
NSN 5930-00-015-3979
NSN 5990-01-007-9483
NSN 5855-01-339-1718
NSN 5930-01-085-4573
NSN 6105-01-214-4804