Features: High-precision screwdriver head, by-special heat-treatment,High hardness and durable. Complete specifications, can be adapted to work in many different-fields. Made-of high quality material, durable and practical to use. They are essential tools for family. Different sizes for you, make up a-set, so that you no longer waste-time to look for multiple specifications. Suitable for most digital product, various types of computer, phone, camera, glasses, watches. Waterproof, rust-proof, wear-resistant and durable. You can use it for reparing precision- electric appliance-, mobile phone, watch, eyeglass- and other applications. Easy to carry, It is very small. You- can take it with- you and put it in- your pocket, which is convenient for your- work. Specifications: Material:Aluminium-Alloy Size:As Picture Shown Note: .Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. .Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings. Package includes: 1 Set 24 In 1 Screwdriver