Four flues; h1 thread limit; ground thread; taper chamfer
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 5920-01-418-1821
NSN 5996-01-258-5888
NSN 5999-01-144-6201
NSN 6110-00-191-9225
NSN 5935-00-324-7570
NSN 5920-01-099-0963
NSN 5960-01-302-3805
NSN 5855-01-270-6847
NSN 5920-01-634-0250
NSN 5935-00-496-4150
NSN 5990-00-116-1919
NSN 5985-01-496-7659