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 6150-01-492-6991
NSN 6240-00-244-0483
NSN 4140-01-625-2804
NSN 6110-00-773-0915
NSN 6650-01-172-5502
NSN 5855-01-163-8152
NSN 5985-01-029-4721
NSN 4140-01-415-3363
NSN 5855-01-606-9511
NSN 2925-00-928-0045
NSN 6145-00-414-5315
NSN 5835-01-423-9203