Up to 5 times more precise than a standard drill. Modern construction sites require working with many different materials, and you never know what you will need to drill next. It can be difficult and time-consuming to find the right drill – unless you have the Expert MultiConstruction drill. This extremely versatile drill allows for precise drilling in hard materials, such as tiles or granite, without slipping. This is made possible by its sharp tip and advanced geometric design. It is manufactured using our fine-tuning production process from optimized carbide, making it suitable for concrete, brick, wood, and metal alike. Regardless of the material, it always delivers professional results. The Bosch Expert CYL-9 MultiConstruction drill bit should not be missing from any toolbox: you can complete any task precisely without wasting time searching for the right drill. The cylindrical shank is compatible with keyless chucks. Diameter mm: 5.5; 6.0; 7.0; 8.0. Working length mm: 50; 60; 60; 80. Total length mm: 85; 100; 100; 120. Set dimensions, length mm: 156.5. Set dimensions, width mm: 69.5. Set dimensions, height mm: 23. Set dimensions mm: 156.5 x 69.5 x 23.