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 6645-01-107-2615
NSN 5990-01-489-0366
NSN 6135-00-756-6149
NSN 6135-00-432-8779
NSN 5835-00-123-5175
NSN 6110-01-588-6793
NSN 5925-01-448-3965
NSN 5998-01-054-3963
NSN 5960-01-250-1095
NSN 6620-01-007-1057
NSN 6610-00-194-0676
NSN 6105-01-132-4159