The D-47173 Mixed Drill Bit Set is a versatile 18-piece collection designed for precision drilling into metal, wood, and masonry. Ideal for both professionals and DIY enthusiasts, it includes high-quality HSS metal, wood, and masonry drill bits in sizes ranging from 4-10mm, ensuring reliable performance across multiple materials. The durable construction enhances longevity, while the well-organised metal storage case provides secure protection and easy portability. Whether tackling household projects or demanding worksite tasks, this comprehensive set delivers efficiency and convenience, making it an essential addition to any toolkit. Features and Benefits 18-piece drill bit set for versatile drilling into metal, wood, and masonry Includes HSS metal, wood, and masonry bits in sizes from 4-10mm for a range of applications Sturdy design ensures durability and long-lasting use Comes in a well-organised metal case for secure storage and easy transport Contents HSS Metal Bits: 4mm, 5