Product name: 128-in-1 screwdriver setProduct size: 16*7.5 cm/ 6.30*2.95 inchesProduct material: metalProduct features:1. Versatile: This screwdriver set includes 128 different screwdriver bits, allowing you to handle various tasks and repairs with ease.2. Precision: Made from high-quality electronic alloy steel, these screwdriver bits are designed to provide precise and accurate results.3. Mobile phone repair: This set is specifically designed for mobile phone repairs, making it ideal for technicians and enthusiasts who work on smartphones and other electronic devices.4. High hardness: The screwdriver bits in this set are made with high hardness, ensuring durability and long-lasting performance.5. Roll-up design: The set comes in a convenient roll-up case, making it easy to carry and store, while keeping the screwdriver bits organized and accessible.Precautions:1. As we all know , the different computers display colors differently, the color of the actual item may vary slightly from the following images.2. If you feel difficult to choose the size, you can feel free to contact mewe will give you some suggestion, but it is for you reference only.Shipment includes:1set 128-in-1 screwdriver set