The 7/16 X 18 1MT HS XL Drill by Field Tool Supply is a high-performance drill bit crafted from high-speed steel (HSS). With a 1MT shank, this drill is compatible with various machines, making it versatile for different applications. Measuring 18 inches in length, it is ideal for deep drilling tasks, providing the reach needed for intricate projects. The HSS construction ensures excellent durability and heat resistance, allowing for efficient drilling in metals and other materials. This drill bit is perfect for professionals and hobbyists alike, meeting stringent industry standards for quality and performance.