Hammer drill with TURBOKEIL centre point and MS5 spirals Chrome-nickel-molybdenum steel, shot-peened and austempered Perfect spot-drilling and optimum drilling results, even in reinforced concrete Optimum power transmission and controlled clearing of drilling dust Suitable for all hammer drills with SDS-Plus and HILTI attachment 4 x drill bits included; 12mm, 14mm, 16mm and 20mm