1. PRECISE AND EFFICIENT DRILLING The advanced 118 degree split point angle ensures precise and efficient drilling, reducing wandering and improving accuracy. These cobalt drill bits are engineered for performance, delivering clean and accurate holes in various materials with minimal effort. 2. DURABLE AND LONG LASTING Crafted from speed steel, these drill bits are built to withstand heavy duty use. Their long lasting working capacity ensures consistent results, making them ideal for both professional and projects requiring reliable and durable tools. 3. REDUCED DRILLING The innovative short chisel design significantly minimizes drilling, allowing for easier drilling through tough materials. This feature enhances user comfort and efficiency, especially during prolonged use. 4. VERSATILE MATERIAL COMPATIBILITY This drill bit set is for drilling into cast iron, alloyed materials, and stainless steel. Its performance design makes it suitable for a wide range of applications from automotive repairs to metalworking projects.