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 5975-01-392-0436
NSN 6650-01-329-8020
NSN 5985-00-590-7980
NSN 5915-01-050-6622
NSN 5855-00-337-3679
NSN 6320-01-379-1182
NSN 4140-01-348-9029
NSN 6320-00-139-1090
NSN 5925-01-341-3159
NSN 5945-01-436-7032
NSN 5835-01-261-2978
NSN 6650-01-367-7593