The Bosch 35 Piece Mixed Concrete Drill & Screwdriver set comes in a strong box. The set features six high quality CYL-3 drill bits in the most popular diameters 22 screwdriver bits with colour coding for easy selection. Plus two double ended bits (60mm length) for quick application change the three most common nutsetter sizes (8 10 13mm) for HEX-screws one magnetic and one quick release bit holder and comes with a quick-change universal holder as well as magnetic universal holder.