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 Package Includes: 1 Set 24 In 1 Screwdriver note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.