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 5855-00-288-1408
NSN 5950-00-708-2142
NSN 5930-01-611-5774
NSN 5996-01-121-8430
NSN 5855-01-454-0982
NSN 5925-00-179-0094
NSN 5905-01-094-7216
NSN 5960-01-480-4380
NSN 5985-00-737-7683
NSN 5950-00-426-6682
NSN 6320-00-115-0883
NSN 6145-01-581-3561