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 6645-01-086-7668
NSN 5960-01-416-0474
NSN 5975-00-827-0932
NSN 7035-00-064-7008
NSN 4140-00-575-6586
NSN 6620-01-222-2063
NSN 6610-00-681-0590
NSN 6610-01-536-4056
NSN 5915-01-633-9845
NSN 5990-01-300-7801
NSN 6685-01-044-6366
NSN 5999-01-322-2690