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 5960-00-139-9416
NSN 5950-00-904-1057
NSN 5960-00-830-5483
NSN 5990-01-191-9624
NSN 4140-01-197-8148
NSN 2925-01-443-1748
NSN 5925-00-576-8179
NSN 7035-00-763-6180
NSN 5915-01-416-1528
NSN 5965-01-074-3083
NSN 5996-01-650-1016
NSN 6610-01-459-4870