The Kyocera 170HA6 is a 1/2" diameter, 4 flute, high speed steel end mill with a 1-1/2" overall length. It has a 30 degree helix angle and is center cutting. The end mill has an uncoated finish and is designed for general purpose milling in steel, cast iron, aluminum, and other non-ferrous materials. With its high speed steel construction, this end mill provides good wear resistance and tool life. The 170HA6 features an A-style shank to fit CNC machines and manual machine tools. Made in Japan, this end mill is ideal for slotting, side milling and profiling operations.