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 5925-01-445-0465
NSN 5990-01-390-2177
NSN 5996-00-169-5051
NSN 5930-01-279-9292
NSN 5895-01-086-1416
NSN 6135-00-962-4111
NSN 5945-01-147-4083
NSN 5960-00-421-1054
NSN 4140-01-259-5828
NSN 5915-00-100-5239
NSN 6645-01-487-8227
NSN 6610-00-913-1704