The 7/8" Cobalt S&D Drill from Field Tool Supply is designed for high-performance drilling in tough materials. Constructed from premium cobalt steel, this drill bit provides exceptional strength and heat resistance, making it perfect for industrial applications. The 135-degree split point design allows for quick starts and minimizes walking, ensuring accuracy. This drill is compatible with standard drill chucks and is ideal for metalworking, woodworking, and other demanding tasks. Dimensions: 7/8" diameter, suitable for a variety of drilling needs.