The #41 COBALT JOBBER DRILL by Field Tool Supply Co is a premium drill bit designed for high-performance drilling in various materials. Made from cobalt steel, this drill bit offers superior heat resistance and durability, making it perfect for tough applications. The #41 size is ideal for precision drilling, ensuring clean and accurate holes. Its standard length and shank size provide compatibility with most drill chucks, making it versatile for different projects. Whether you're a professional or a DIY enthusiast, the #41 COBALT JOBBER DRILL is an essential tool for your toolkit.