Bosch CYL-9 Multi-Construction Drill Bit 4x40x75mm (for drilling in almost all materials including tiles, masonry, metal, and wood, high-performance carbide tip for maximum durability and precision), compatible with rotary and impact drills.

A 4 mm diameter high-performance multi-purpose bit engineered for high wear resistance and stability in demanding interior materials.

• Delivers professional-grade performance whether used on rotary or impact drill settings. Accurate drilling is made easier by the patented Bosch centering geometry.
• Manufactured to handle tough materials without skidding, saving time on the job.
• Cylindrical shank design ensures secure tool holder compatibility across various brands.