It has a 1/4-inch hex shank for use with standard cordless drills and impact drives with 1/4-inch toolholder. The HEX-9 MultiConstruction Drill Bit delivers stable drilling in all kinds of materials. Bosch's carbide blend and its diamond-ground cutting edges make the bit wear-resistant, while its 2-flute U-shape offers good dust removal and standard lifetime. Furthermore, its carbide tip provides for easy starting and good control when drilling. The bit is intended for practically all materials in interior fitting work, e.g. soft concrete, masonry, brick, cement asbestos, light building materials, multilayer materials, ceramics and tiles, wood, plastic, thin sheet metals and aluminium. Pack of 1 • Durability when Drilling in Almost All Types of Materials • HEX-9 MultiConstruction Drill Bit delivers durability when drilling almost all types of materials • Bosch's carbide blend and diamond-ground cutting edges make the bit wear-resistant • 2-flute U-shape offers good dust removal and s