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 5990-00-147-3144
NSN 2925-00-866-2757
NSN 5998-00-550-1240
NSN 5999-00-343-1896
NSN 6105-00-145-2607
NSN 5915-01-024-8200
NSN 5855-00-832-9341
NSN 5895-01-455-0646
NSN 6240-01-220-1438
NSN 5975-01-102-0395
NSN 2925-01-257-0695
NSN 5990-01-025-7466