The Alpen 22.0mm x 520mm SDS Max drill bit is a high-quality power tool accessory suitable for drilling tasks. With a diameter of 22.0mm and a length of 520mm, this drill bit is designed for maximum performance and durability. The package contains a single drill bit, making it perfect for DIY enthusiasts and professionals alike. The Alpen brand ensures reliability and quality, making this drill bit a valuable addition to any workshop or tool collection.