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 5996-01-390-8258
NSN 5990-01-197-6922
NSN 5950-01-470-1086
NSN 5975-01-439-6117
NSN 5945-00-577-7658
NSN 6135-00-152-8729
NSN 5975-01-519-5610
NSN 5950-01-034-4895
NSN 5950-01-343-4761
NSN 6620-00-244-0965
NSN 6645-00-915-1817
NSN 6645-00-130-8464