The SCEM4S ALTIN(32) 1/2X1/2 from Field Tool Supply is a high-performance end mill designed for precision machining. With a cutting diameter of 1/2 inch and a length of 1/2 inch, this end mill features an ALTIN coating that enhances wear resistance and improves cutting performance. Ideal for use in various materials, including aluminum and steel, this tool is perfect for both professional machinists and hobbyists. Its design ensures efficient chip removal and smooth cutting action, making it a reliable choice for milling applications.