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 5975-01-265-4082
NSN 5915-01-012-1854
NSN 5999-01-279-5770
NSN 5965-00-408-5501
NSN 4140-00-522-4069
NSN 6620-01-215-7979
NSN 5895-00-222-5043
NSN 6650-01-255-4046
NSN 5996-00-358-6257
NSN 5915-00-455-2076
NSN 5855-01-133-3587
NSN 5985-01-311-4149