Specifications: Diameter [mm]: 8 Material Properties: Cemented Carbide Purpose: Ceramic tiles Overall length [mm]: 90 Tool holder: hexagonal HEX-9 EXPERT HARD CERAMIC Extremely robust drill bit bit thanks to Bosch technology Carbide Technology Precise hole starting thanks to specially designed centering tip High-performance carbide tip manufactured by precision grinding Efficient drilling in hard materials thanks to patented, multi-plane design LONG LIFE DRILLING HARD TILES **