Power Pro 3/16 in. x 3-1/2 in. Carbide-Tipped Drill Bit is designed for precise drilling of pilot holes, making it for masonry applications. Its carbide-tipped construction allows the bit to absorb heat efficiently and operate at higher speeds, ensuring durability and performance. This drill bit is highly effective for shallow holes and is used with a hammer drill for optimal results. Please note that it is not suitable for drilling plastic, wood, or metal, and safety goggles should be worn during use. Model Number: 375803