Specifications: Diameter [mm]: 4 Material Properties: Cemented Carbide Purpose: Concrete, Stone, Granite Working length [mm]: 100 Total length [mm]: 165 Tool holder: SDS+ LONG SERVICE LIFE DRILLING REINFORCED CONCRETE SDS plus-7X Concrete Drill Bits Extremely robust drill bit bit thanks to Bosch technology Carbide Technology Drill in reinforced concrete using a four-edge, full-carbide head Robust drill tip connection thanks to Bosch welding technology Longer, Stronger, Faster: Up to 100× times better performance Advanced technologies for the toughest applications **