The ACE 5/16" X 6" Masonry/Cement Percussion Drill Bit is a high-quality power tool accessory designed for drilling into cement and masonry. This durable drill bit, made by the trusted brand ACE, is suitable for various drilling applications and is packaged individually for convenience. With its 5/16" size and 6" length, this drill bit is perfect for professional and DIY projects alike, providing reliable and efficient drilling performance.