The 1-1/2 X 18 4MT HS XL DRILL by Field Tool Supply is a high-speed steel drill bit designed for heavy-duty applications. With a diameter of 1-1/2 inches and a length of 18 inches, this drill is ideal for deep hole drilling in various materials, including metals and plastics. The 4MT shank design ensures compatibility with a wide range of machines, enhancing its usability. This drill bit is engineered for precision and durability, meeting industry standards for quality and reliability, making it a must-have for any professional toolkit.