The 1-5/16 CORE DRILL 4FL SS HS is a high-speed steel core drill designed for efficient drilling in various materials. Featuring four flutes, this drill enhances chip removal and improves cutting efficiency, making it ideal for heavy-duty applications. With a diameter of 1-5/16 inches, it is perfect for creating precise holes in metal, wood, and other materials. The high-speed steel construction ensures durability and longevity, while its design complies with industry standards for performance. This core drill is a must-have for professionals seeking reliability and precision in their drilling tasks.