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 5895-01-203-9912
NSN 5920-01-424-5320
NSN 6135-01-586-5018
NSN 6220-01-245-7036
NSN 6150-00-617-1989
NSN 6610-01-044-0138
NSN 5920-00-224-9848
NSN 6610-01-110-3802
NSN 5975-01-489-6159
NSN 2925-00-735-4979
NSN 6620-00-350-1050
NSN 5925-01-622-7382