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 6220-01-352-9825
NSN 5975-00-615-2582
NSN 5910-01-005-6386
NSN 4140-01-067-8242
NSN 5996-00-170-8060
NSN 5930-01-227-7551
NSN 5999-01-561-2097
NSN 6145-00-822-5524
NSN 5945-00-190-8006
NSN 6110-01-368-7837
NSN 6145-01-499-9745
NSN 5945-01-503-4327