DeWalt multi material drill bits are versatile and can be used in wood, plastics, mild steel, non-ferrous metals, and masonry. Ideal for drilling near corners and edges, these bits feature a fully supported carbide head for faster drilling and extended life, along with an anti-slip shank with three milled clamping surfaces to prevent rotation in the chuck. They are suitable for use in both rotary and percussion drilling modes. The bit has a 120-degree tip grind for maximum sharpness. Specifications: Diameter: 12mm, Length: 153mm, Material Suitability: Masonry, metal, wood.