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 6620-01-365-1499
NSN 5985-01-535-0478
NSN 5855-01-379-3160
NSN 6620-01-048-4145
NSN 5905-01-652-3073
NSN 2925-01-533-7904
NSN 6150-01-538-6045
NSN 7035-01-185-6500
NSN 5990-00-140-4559
NSN 5990-01-571-7468
NSN 6645-01-199-7553
NSN 5965-01-258-5662