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 5965-01-466-1154
NSN 6110-01-204-9226
NSN 6130-01-232-3849
NSN 5999-01-516-5425
NSN 5999-00-186-9314
NSN 5975-00-764-6494
NSN 5835-00-905-7165
NSN 5975-00-713-8182
NSN 6320-00-459-8973
NSN 5990-00-319-0811
NSN 5960-00-279-3536
NSN 5999-00-476-9991