The 9/16 LH STUB DRILL HS from Field Tool Supply is a premium left-hand stub drill made from high-speed steel. Measuring 9/16 inches in diameter, this drill is specifically designed for left-hand threading applications, making it ideal for reverse drilling tasks. Its robust construction ensures excellent performance and longevity, while the stub length provides enhanced rigidity and control during use. This drill bit is perfect for professionals and hobbyists alike, offering precision and reliability for a variety of drilling needs.