DRILLCO - 5/8,COBALT 2 FLUTE END- MILL 5/8" SHANK - 690A140C

The greater red hardness of M-42 Cobalt end mills enables these tools to run about 10% faster than conventional HSS end mills. This translates to shorter machining times and permits higher utilization of available machine horsepower. Double-ended.
Made with premium grade cobalt to mill harder materials
Cobalt end mills can run about 10% faster than HSS
Center cutting tip for plunging, pocketing and holemaking
Multiple flutes (4 or 6) produce a better surface finish and less chatter
Bright finish for added lubricity
Extra long cutting length for additional reach and depth of cut