The #15 Cobalt Jobber Drill from Field Tool Supply is designed for precision drilling in tough materials. Made from high-speed cobalt steel, this drill bit offers superior durability and heat resistance, making it ideal for metalworking applications. With a 1/4" shank and a length of 3 inches, it is compatible with standard drill chucks. The drill features a 135-degree split point for quick penetration and reduced walking, ensuring accuracy in every hole. This tool meets ANSI standards, making it a reliable choice for professionals and DIY enthusiasts alike.