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 5965-01-209-2838
NSN 5910-01-130-2531
NSN 5985-01-414-9602
NSN 5950-00-222-7749
NSN 6320-01-300-5350
NSN 5915-00-004-6000
NSN 5975-01-184-0636
NSN 6650-00-525-3446
NSN 5960-01-366-3260
NSN 5855-01-054-9014
NSN 6220-00-006-5157
NSN 5915-01-203-7193