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 5960-01-213-6292
NSN 5990-01-421-5342
NSN 5920-01-546-5402
NSN 6105-01-576-5746
NSN 6645-01-342-9415
NSN 5965-01-335-6630
NSN 6105-00-236-9947
NSN 5835-01-610-5744
NSN 5996-01-387-3414
NSN 6650-01-457-0980
NSN 5855-01-231-4945
NSN 6620-01-156-4641