The Kyocera End Mill is a high-performance end mill made of micrograin carbide with TiAlN coating for high hardness and heat resistance. It has 4 flutes and a 30 degree helix angle. The end mill comes in diameters ranging from 1/8" to 1/2", with an overall length of 2-1/2". It can achieve surface finishes as fine as 32 microinch Ra. The end mill is designed for high speed machining in steel, cast iron, stainless steel, titanium, nickel alloys, and other hard materials. With its sharp cutting edges and wear resistance, this end mill provides excellent tool life and performance in demanding applications.