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 5990-01-067-6015
NSN 6320-01-276-4739
NSN 5990-01-231-1214
NSN 5915-01-377-3545
NSN 5960-00-152-9488
NSN 7035-01-162-7452
NSN 5925-01-565-9947
NSN 5945-01-158-5134
NSN 5920-00-952-4080
NSN 5910-00-410-8312
NSN 6220-00-195-4655
NSN 5910-01-622-5674