This Lenox drill bit is a top-quality tool for any industrial drilling job. Made in the United States, it is designed to withstand heavy use and provide reliable performance. The bit is specifically designed for masonary drilling and is compatible with a variety of drill chucks. The brand is Lenox, a trusted name in the industry. This drill bit is part of their line of industrial tools and is perfect for those looking for a high-quality, reliable option. Whether you're in the construction industry or working with industrial tools, this Lenox drill bit is a great choice.