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 5965-01-591-3210
NSN 5925-01-170-4019
NSN 6150-01-495-0462
NSN 5935-01-176-3610
NSN 6150-00-318-8209
NSN 6620-00-908-7497
NSN 5920-00-168-8084
NSN 5935-01-203-3577
NSN 5920-00-229-8444
NSN 6135-00-145-8884
NSN 6130-00-037-9625
NSN 5960-01-437-7422