The detachable portion of a machine counterbore which includes the cutting edges and a special shank. The special shank is designed to accommodate a special holder. The cutter may have an integral pilot or be designed for an interchangeable pilot, which may or may not be included. For items with special holder included, use counterbore, machine.
Classification: Drilling, threading or tapping tools and parts thereof, base metal
NSN 5915-00-068-4020
NSN 5945-01-372-7141
NSN 6685-01-360-0374
NSN 5990-01-209-2016
NSN 6105-01-599-8303
NSN 6145-01-180-6512
NSN 5895-01-197-7401
NSN 5985-00-409-0026
NSN 7035-00-111-4389
NSN 5905-01-592-9469
NSN 5835-01-483-7825
NSN 5998-00-256-3598