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 5950-01-443-3321
NSN 5998-00-858-1613
NSN 6240-01-048-2769
NSN 6240-01-449-1387
NSN 6135-01-293-3066
NSN 5960-01-599-9821
NSN 6105-00-248-5186
NSN 5945-01-056-4142
NSN 5996-01-071-8968
NSN 6685-01-574-6908
NSN 5965-01-450-3971
NSN 5895-01-323-7418