The Proline SDS Plus concrete drill bit, with a length of 400 mm and a diameter of 20 mm, is a high-quality drilling tool specifically designed for drilling into concrete. With its robust construction and SDS-plus connection system, this drill bit allows for efficient and precise application in various construction and renovation projects. The working length of 400 mm ensures that even deeper holes can be drilled without difficulty. The drill bit is suitable for a wide range of applications and offers optimal performance when drilling holes with a diameter of up to 20 mm. Made from high-quality materials, the Proline concrete drill bit is durable and resilient, making it an essential tool for professionals and DIY enthusiasts who value quality and efficiency. Sold as a single unit, this drill bit is a practical choice for anyone who regularly works with concrete.