1. Riebresistant material: Robust steel for improved durability and precise application. These screw extractors are specially designed for challenging removal tasks and can withstand even intense stress. With their hard material and precise construction, they provide a reliable solution for handling stuck or damaged screws. Ideal for frequent and demanding use. 2. Practical screw solution: Ideal for use in households and industry, this set addresses problems such as rounded screws and broken bolts. It covers a wide range of applications and practical utility in handling difficult screw problems. 3. Secure grip mechanism: The stable grip during removal is supported by the doublehead collocation and the precise drill tip. This effectively reduces the risk of slipping and improves efficiency when handling stubborn screws. 4. design for maximum flexibility: This screw extractor set features a compact and lightweight portable design that is easy to transport and store. It provides unrestricted availability when needed and does not take up valuable space. Ideal for DIYers and craftsmen who value and efficiency. The set can be easily stowed and is always ready to hand to advance your projects smoothly. The thoughtful construction.