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 6240-01-394-8592
NSN 2925-01-574-4413
NSN 6150-01-592-2745
NSN 5975-01-075-4497
NSN 6320-00-116-3658
NSN 5905-00-360-5058
NSN 5996-01-275-9251
NSN 7035-00-445-9657
NSN 5945-00-795-7431
NSN 6220-01-608-4497
NSN 6240-00-270-6824
NSN 6620-00-553-4672