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 6105-01-600-3652
NSN 5935-00-823-6330
NSN 5999-00-170-4901
NSN 5945-00-468-2249
NSN 5965-01-367-2595
NSN 6110-01-554-0544
NSN 6150-00-312-2164
NSN 6150-01-109-5423
NSN 5925-01-361-8836
NSN 5920-01-534-8673
NSN 2925-01-381-5307
NSN 6135-00-209-6918