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 6220-01-578-6554
NSN 6130-00-694-9473
NSN 6220-00-588-6093
NSN 5985-01-010-0498
NSN 5935-01-418-0581
NSN 6130-00-056-3120
NSN 5925-00-284-3726
NSN 4140-01-225-0662
NSN 6145-00-082-5172
NSN 6650-01-553-2805
NSN 5930-01-340-5773
NSN 5915-01-389-4377