The Micro 100 Corner Radius End Mill is a carbide end mill with a corner radius of 0.031 inches. It has a 1/4 inch shank diameter and is available in multiple lengths from 1/2 inch to 2 inches. The end mill has 4 flutes and can be run at speeds up to 12,000 RPM. It is designed for slotting, side milling and contouring in steel, stainless steel, cast iron, aluminum and other non-ferrous metals. This end mill is made of solid carbide for wear resistance and has TiAlN coating for heat resistance and lubricity. The corner radius design allows for stronger cutting edges and smoother wall finishes.