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 2925-00-497-7808
NSN 6645-01-615-8359
NSN 6110-01-061-8597
NSN 5910-01-178-2548
NSN 6650-00-310-2534
NSN 5990-00-855-9451
NSN 5855-00-149-0766
NSN 5950-00-361-8737
NSN 5835-01-488-6678
NSN 5855-00-010-6492
NSN 5930-01-510-9740
NSN 5905-01-276-5570