Bit Expert Bosch HEX-9 Multiconstruction for rotary drills/screwdrivers, for impact drills/pulse screwdrivers.

• High precision in drilling different materials
  
• Precise drilling made easy thanks to patented Bosch Centering Geometry technology
• Hexagonal shank for maximum power transfer in standard three-jaw drills and screwdriver drill spindles
• High performance carbide tip made with fine grinding
• Optimized dust extraction channel for fast and efficient drilling