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 6135-00-840-6451
NSN 5998-01-113-1502
NSN 6610-01-365-7796
NSN 6645-01-209-0264
NSN 5930-01-341-2098
NSN 6620-01-143-4862
NSN 6150-01-089-5909
NSN 5990-01-421-3325
NSN 4140-01-252-8902
NSN 7035-00-252-7467
NSN 5998-01-260-1532
NSN 6620-00-560-4406