Milwaukee SDS-PLUS MX4 6 PC KIT is designed to deliver exceptional performance and durability for concrete and masonry applications. This 6-piece drill bit kit features the MILWAUKEE® SDS Plus 4-Cutter MX4™ bits with solid head carbide, ing up to 5 times longer life when drilling through concrete with rebar. Engineered with rebar guards, these bits provide maximum durability in tough aggregate and rebar conditions. The innovative 4-cutter design prevents lock-up, minimizing downtime and increasing productivity. A sharp centering tip ensures precise spot drilling in both concrete and metal decking. Variable flutes efficiently remove dust, 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. The Milwaukee MX4™ 4-Cutter Drill Bits are the i choice for professionals seeking reliability and efficiency in demanding drilling tasks. Model Number: 48-20-7499