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 6110-01-341-2195
NSN 5905-00-633-8370
NSN 6240-01-088-0389
NSN 5999-00-681-1168
NSN 5915-01-441-2238
NSN 5999-00-814-2526
NSN 5950-01-003-0886
NSN 6105-01-147-5586
NSN 5945-00-284-3155
NSN 5960-00-256-0587
NSN 5985-00-438-4172
NSN 4140-01-230-1082