Up to 5 times more precise than a standard drill bit - Modern construction sites require employees to work with many different materials and you never know what you need to drill next. Finding the right drill bit can be difficult and time-consuming - unless you have the Expert MultiConstruction drill bit. This extremely versatile drill bit allows precise drilling in hard materials, such as tiles or granite, without slipping. This is made possible by its sharp point and advanced geometric design. It has been manufactured from optimised carbide using our fine grinding process and is therefore equally suitable for concrete, brick, wood and metal. Regardless of the material, it always performs professionally. The Bosch Expert MultiConstruction HEX-9 drill bit is a must-have in every toolbox: You can complete every employee with precision and never waste time searching for the right drill bit. Hexagonal shank for maximum power transmission in standard drill chucks and hexagon screwdriver chucks. Diameter (D) mm: 3.00, working length (L1) mm: 45, total length (L2) mm: 90.