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 5895-00-590-2127
NSN 5855-00-135-9064
NSN 5910-01-439-9521
NSN 5925-00-126-1489
NSN 6320-00-937-5625
NSN 5975-01-089-2609
NSN 5999-01-648-9469
NSN 6610-01-417-6336
NSN 6645-00-799-4175
NSN 5960-01-109-7377
NSN 4140-00-513-1089
NSN 5945-01-547-3588