1.EFFECTIVE PROBLEM SOLVING: This screwdriver set is specifically designed to quickly and safely remove damaged or worn screw heads, whether it's a broken head or round, worn slots, solving common problems in the home, garage or workplace with ease. 2. Comprehensive size coverage: The 5-piece screwdriver set includes a wide range of sizes covering screws from 1/8" to 3/4" and M3 to M18, which is suitable for almost all standard right-handed screws and ensures that the user is able to handle screws of all sizes. 3) High-quality materials and workmanship: All tools are made of high-quality tool steel, which ensures the durability and reliability of the tools and allows for a long service life without frequent replacement. 4. Convenient storage and transport: The tool set comes with a convenient carrying case that allows for easy organization and quick access to keep the tools intact and easily accessible at home, at work or on the go. 5. Easy to use: It is very easy to use this tool set, just drill a small hole in the center of the damaged screw, then screw the screwdriver in and fix it until the screw is completely out of the thread, even complex problems of damaged screws can be easily solved.