An end cutting tool having two or more cutting edges with flutes or grooves for the passage of cuttings, an integral or removable holder designed for adaption to the end of a machine spindle. The flutes or grooves are usually helical to give a positive rake at the cutting edges. It is designed to form a flat-bottomed enlargement of the mouth of a previously formed cylindrical hole. For items requiring a holder but the holder is not included, use cutter, counterbore.
Classification: Drilling, threading or tapping tools and parts thereof, base metal
NSN 5935-00-883-6654
NSN 6320-01-544-6447
NSN 6110-00-663-4054
NSN 6110-01-398-1507
NSN 6220-01-534-4425
NSN 6150-01-411-3061
NSN 5998-01-213-8299
NSN 5960-01-225-7973
NSN 6105-01-168-8335
NSN 5990-01-148-0435
NSN 6145-00-475-6909
NSN 6620-01-368-2723