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 4140-01-546-8849
NSN 6110-01-629-6387
NSN 2925-01-222-7764
NSN 5960-01-336-3130
NSN 6135-01-074-8220
NSN 6240-00-400-7980
NSN 6145-01-413-3286
NSN 2925-01-448-2880
NSN 6645-01-107-2615
NSN 6105-00-928-7166
NSN 4140-01-552-1885
NSN 6650-01-529-0151