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 5920-01-199-2931
NSN 5895-01-036-8844
NSN 4140-01-010-7020
NSN 5985-01-377-1053
NSN 6135-01-584-0941
NSN 6650-00-259-2605
NSN 5910-01-350-1984
NSN 5925-01-306-9601
NSN 6130-01-350-3585
NSN 6150-00-557-3932
NSN 6620-00-203-9466
NSN 4140-01-025-7404