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 6610-01-623-5423
NSN 6240-01-649-6937
NSN 6650-00-299-9681
NSN 5895-01-535-7082
NSN 5925-01-485-3159
NSN 5985-01-065-3734
NSN 6135-01-324-7718
NSN 5835-00-177-2970
NSN 5925-01-499-0421
NSN 6145-00-729-3702
NSN 5925-00-254-4924
NSN 6645-01-616-5820