Milwaukee SDS-PLUS MX4 5 PC KIT is a high-performance drill bit set designed to deliver exceptional durability and efficiency when working with concrete and rebar. Featuring solid head carbide construction, these bits provide up to five times longer life d to standard options. The innovative 4-cutter MX4 design prevents lock-up and downtime by allowing smooth drilling through tough materials. With rebar guards for enhanced protection and a sharp centering tip for precise spot drilling in concrete and metal decking, this kit is engineered for professional use. Variable flutes help remove dust quickly, reducing heat buildup and enabling up to 20% more holes per battery charge. Additionally, a wear mark indicator signals when the bit has reached the end of its life and no longer meets ANSI standards, ensuring optimal performance and safety. I for concrete with rebar and masonry applications, the Milwaukee SDS-PLUS MX4 5 PC KIT is a reliable choice for demanding drilling tasks. Model Number: 48-20-7498