The product is a set of 2 high-quality 2-flute 1/8" x 1/8" x 1/2" x 1-1/2" square nose end mills made of carbide with a 45HRC hardness. These CNC tools feature a ball end design and are coated with AlTiN/TiAIN for added durability and performance. The overall length of the end mills is 1-1/2 inches, and they come with a shank diameter of 1/8 inch, making them ideal for various metalworking applications. LOC 1/2"