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 4140-01-535-3972
NSN 5990-01-423-8189
NSN 5945-00-203-5575
NSN 7035-00-104-7613
NSN 5975-00-060-5421
NSN 6320-00-389-4756
NSN 7035-01-413-1021
NSN 6240-01-462-5433
NSN 5905-01-186-2147
NSN 6645-00-728-1316
NSN 6145-01-113-8205
NSN 5855-01-195-2518