The Collis #74420 End Mill from Field Tool Supply is a versatile cutting tool designed for high-performance milling. This end mill features a 4-flute design that enhances chip removal and provides excellent surface finish, making it ideal for machining a variety of materials including steel and aluminum. With a diameter of 1/4 inch and a length of 2 inches, it is optimized for precision applications. Made from premium high-speed steel, this tool offers durability and a longer lifespan. It meets ANSI standards, ensuring reliability for both professional and hobbyist machinists.