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 6150-01-180-6346
NSN 6645-01-333-7497
NSN 5999-01-191-1143
NSN 6620-01-350-5103
NSN 6220-01-254-0091
NSN 5950-01-590-8977
NSN 5905-00-974-6327
NSN 6130-00-834-2764
NSN 6135-01-096-1452
NSN 6320-00-242-3300
NSN 5910-01-050-6548
NSN 6135-01-177-3552