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 5945-01-493-2889
NSN 6320-01-116-3980
NSN 5835-01-131-2027
NSN 6645-01-033-1171
NSN 5925-01-210-7198
NSN 6240-00-941-5211
NSN 6685-00-267-0938
NSN 5999-01-396-0787
NSN 5975-01-526-9947
NSN 5965-01-556-9520
NSN 6130-01-310-0809
NSN 5985-01-220-2163