The set of hex keys includes a total of nine different sizes, ranging from 1.5 mm to 10 mm. These keys are specifically designed for applications where a precise and secure grip is required. The hex keys are made from durable material, ensuring their longevity and resilience under various working conditions. The different sizes allow for versatile use in various fields, whether in mechanics, crafts, or DIY projects. The set is ideal for professionals as well as hobbyists who value quality and functionality. The compact storage of the keys ensures they are always within reach and won't get lost. This set is a valuable addition to any toolbox and provides the necessary flexibility to efficiently carry out a variety of screwing and assembly tasks.