The Field Tool Supply 45/64 X 18 SS HS XL DRILL is a high-speed steel drill bit designed for precision drilling in various materials. Measuring 45/64 inches in diameter and featuring an 18-inch length, this drill bit is ideal for deep hole drilling applications. Made from premium high-speed steel, it offers excellent durability and heat resistance, ensuring long-lasting performance. The drill bit is compatible with standard drilling machines and is perfect for both professional and DIY projects. Its design meets industry standards for quality, making it a reliable choice for any drilling task.