1. Made of carbon steel, it is very convenient for you to repair the laptop. 2. 24 kinds different sizes, total 720 pcs. 3. Packed in a plastic box,can be used for compatible with all universal laptop, such as Gateway LG etc. 4. Storage: These screws stored in a transparent plastic box, convenient for your storage and use. 5. Notification: The package contains small parts, please let it leave children to prevent accidental eatingItem: laptop screw setColour: blackMaterial: carbon steelPackage Contents:720 x Countersunk Screws (M1. 4 x 4mm, M1. 4 x 6mm, M1. 4 x 8mm, M1. 7 x 4mm, M1. 7 x 5mm, M1. 7 x 6mm, M1. 7 x 8mm, M2 x 4mm, M2 x 6mm, M2 x 8mm, M2 x 10mm, M2. 5 x 4mm, M2. 5 x 5mm, M2. 5 x 6mm, M2. 5 x 8mm, M2. 5 x 10mm, M2. 5 x 12mm, M3 x 4mm, M3 x 6mm, M3 x 8mm, M3 x 10mm, M3 x 12mm, M3 x 14mm, M3 x 16mm, 30 screws each)Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Note: Please allow slight errors due to manual measurement. Please make sure you don't mind before bidding. Color may vary depending on your monitor, please understand. Note: Hello, please pay attention to your shipping address when purchasing products. If your delivery information (e.g. name, street, house number, doorbell/email without name, etc.) is incorrect, the order will not be delivered correctly