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 4140-00-111-3247
NSN 5930-01-429-8443
NSN 5895-00-920-2683
NSN 2925-01-248-6028
NSN 5950-01-360-5614
NSN 5945-01-129-9280
NSN 6685-00-879-2233
NSN 5930-00-480-4081
NSN 6110-00-008-1766
NSN 2925-01-307-2637
NSN 5950-01-435-9204
NSN 5975-01-361-1198