The 1-1/8 X 18 4MT HS XL DRILL from Field Tool Supply is a high-speed steel drill bit designed for heavy-duty applications. With a 1-1/8 inch diameter and 18 inches in length, this drill is perfect for deep hole drilling in various materials. The 4MT shank ensures a secure fit in compatible machines, enhancing stability during operation. This drill bit is engineered for precision and efficiency, making it an essential tool for professionals in metalworking and construction. Its robust design allows for extended use without compromising performance.