Bosch 7 Piece SDS-plus® Bulldog™ Rotary Hammer Bit Set is designed for durability and performance in demanding applications. Each bit is carbide tipped to ensure a long life even when used on tough materials. The centric tip design allows for quick starts in concrete, making your work faster and more efficient. Additionally, the bits feature a wear mark that alerts users when the tip has worn beyond ANSI specifications, helping maintain optimal performance and safety. Thanks to an improved flute design, these bits run cooler during use, enhancing their longevity and reliability. Model Number: