The 5/16 X 18 SS HS XL Drill by Field Tool Supply is expertly crafted for high-performance drilling in stainless steel and other hard materials. This high-speed steel (HSS) drill features a length of 18 inches and a diameter of 5/16 inch, making it perfect for precision applications. Its robust HSS construction ensures resistance to wear and heat, making it suitable for heavy-duty tasks. Designed to meet rigorous industry standards, this drill provides reliable performance in both professional and industrial settings. The drill's geometry promotes efficient chip removal, enhancing drilling speed and accuracy, making it an essential tool for metalworking.