• Made of high-speed steel (HSS) for greater durability and longer lifespan. • Includes 9 drill bits of different diameters: 3, 4, 5, 6, 8, 10, and 12 mm, suitable for the most common applications. • Hexagonal shank design compatible with most electric drills and power tools. • Easy installation and removal, with the option to use a wrench for better control. • Comes with a plastic case for convenient storage and organization. • Suitable for drilling in ceramic, porcelain, glass, tiles, wood, and other materials. • Ideal for DIY and craft projects, such as jewelry and ceramics making. • Professional tool for DIY enthusiasts and professionals.