DRILLCO - 3/8,4 FL M42 BALL NOSE END-MILL 3/8" SHA - 665A124A

Ball Nose End Mills have rounded end cutting edges. It is used where rounded details must be machined in a part. It is also used where sharp machined corners must be avoided. Also widely used for delicate cuts on contoured surfaces of molds and dies.
Made with premium grade cobalt to mill harder materials
Cobalt end mills can run about 10% faster than HSS
Ball nose for profiling and grooving with radii, and contouring
4 flutes produce a better surface finish and less chatter
Bright finish for added lubricity
Round shank with 1 flat for secure attachement