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 4140-00-099-9205
NSN 6645-00-183-8812
NSN 6220-00-733-7974
NSN 5855-01-100-3272
NSN 6105-00-227-1412
NSN 5950-01-319-7182
NSN 5895-01-200-4130
NSN 6135-01-436-7733
NSN 5920-00-280-5062
NSN 6610-00-516-4228
NSN 6620-01-175-5922
NSN 5930-01-428-8938