Advantages: Fourfold, solid, durable carbide alloy - long lifespan. Uniquely shaped spiral - efficient dust removal, robust drill construction. The spiral is designed to minimize vibrations and enhance working comfort. PGM certification - the hole always has the same diameter and geometry, the pin meets the factory-set tensile and shear forces. Four removal tips ensure fast and easy drilling. The tool is used for: Drilling reinforced concrete. Drilling concrete.