The Micro 100 Corner Radius End Mill from Grainger is a bright finish end mill made of solid carbide with a corner radius of 0.031 inches. It has 2 flutes and a right hand spiral. The overall length is 2 inches and shank diameter is 0.25 inches. This end mill is designed for general purpose milling in steel, stainless steel, cast iron, aluminum, and other non-ferrous materials. Its bright finish resists corrosion and wear. The corner radius profile allows smooth wall transitions and stress relief in corners. This is a high performance end mill well-suited for high speed machining in a wide range of materials.