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 6130-00-369-1627
NSN 6320-01-425-1417
NSN 5965-00-412-4402
NSN 5895-01-426-2827
NSN 5925-01-323-7756
NSN 6685-01-551-4327
NSN 5945-00-001-3916
NSN 5905-01-170-4414
NSN 5999-00-409-1526
NSN 5915-00-678-2158
NSN 5945-01-466-0433
NSN 6320-01-441-2438