The HSS TiAlN step drill with a diameter ranging from 4 to 30 mm is a versatile tool designed for precise drilling in various materials. With an overall length of 100 mm and a working length of 100 mm, this drill offers optimal handling and control during use. The special TiAlN coating provides improved heat resistance and durability, enhancing efficiency during machining. The drill features 14 steps that allow for gradual adjustment of the hole size, making it ideal for applications in metalworking, construction, and general manufacturing. With a maximum hole diameter of 30 mm, this step drill is particularly suitable for projects that require high precision and flexibility. Its robust construction and high-quality materials ensure reliable performance and a long lifespan, making it a valuable addition to any workshop.