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 5975-01-139-4128
NSN 5905-01-427-3804
NSN 5990-01-221-0609
NSN 6620-01-201-2520
NSN 2925-01-464-3093
NSN 6645-01-627-8040
NSN 5960-00-174-1867
NSN 5998-01-307-7357
NSN 5905-01-214-8891
NSN 5930-01-538-1068
NSN 7035-00-562-9881
NSN 6220-01-025-1373