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 6645-01-344-4184
NSN 6650-01-457-6649
NSN 5935-01-367-0015
NSN 6685-01-632-7992
NSN 4140-01-525-8158
NSN 5945-01-521-3553
NSN 5975-00-556-9743
NSN 5950-01-368-7356
NSN 6320-01-021-6633
NSN 7035-01-145-5059
NSN 2925-01-216-7512
NSN 4140-01-454-7856