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 6110-01-463-5624
NSN 6135-00-628-1142
NSN 5915-00-175-8657
NSN 5990-01-507-7495
NSN 6150-00-868-7953
NSN 5920-00-863-8848
NSN 7035-01-305-1950
NSN 5855-01-323-5394
NSN 5905-01-408-8718
NSN 5915-01-301-4408
NSN 6320-00-823-2015
NSN 6610-01-153-8625