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 6685-01-598-9382
NSN 5990-00-159-1774
NSN 5985-01-534-3836
NSN 6135-00-497-0491
NSN 6620-00-257-2783
NSN 6150-00-052-0127
NSN 5960-00-529-0583
NSN 4140-01-634-0330
NSN 6135-00-851-8575
NSN 6150-01-306-9662
NSN 6110-01-435-6230
NSN 5835-01-474-1224