Overview: The KISTENMACHER SDS-Max Rotary Hammer Drill Bit Concrete with 4 Cutting Edges is a high-quality and durable tool designed for heavy-duty concrete drilling. It is made in Germany and features a robust construction that ensures long-lasting performance. Benefits: This rotary hammer drill bit is designed with 4 cutting edges that provide faster and more efficient drilling. It is made of high-quality steel that ensures durability and resistance to wear and tear. The SDS-Max shank provides a secure and stable fit in the hammer drill, reducing the risk of slippage and increasing accuracy. Usage: This rotary hammer drill bit is ideal for drilling holes in concrete, brick, and other masonry materials. It is suitable for use in construction, renovation, and demolition projects, as well as for DIY enthusiasts who require a reliable and efficient drilling tool. Needs: If you are looking for a high-quality and durable rotary hammer drill bit for concrete drilling, the KISTENMACHER SDS-Max Rotary Hammer Drill Bit Concrete with 4 Cutting Edges is an excellent choice. It is designed to provide fast and efficient drilling, making it an ideal tool for professionals and DIY enthusiasts alike.