[Widely used]: 15 commonly used sizes, suitable for all general-purpose notebook computers. Such as B. LG and so on.<br> [BOX SIZE]: about 178 x 105 x 23 mm, it is very convenient for you to arrange the screws, it looks neat and orderly.<br> [Screw material]: Alloy steel, laptop screw set has anti-rust performance, can long-term .<br> [Computer repair]: A set of different screws used for laptop repair, it is very convenient for you to repair the laptop.<br> Category: Combination screws<br> Head type: round head<br> Groove type: <br> Function mode: hand screw/screwdriver<br> Thread specifications: M2 x 3 (small), M2 x 3 (), M2 x 4, M2 x 6, M2 x 8, M2 x 10, M2.5 x 3, M2.5 x 4, M2, 5 x 5 , M2.5 x 6, M2.5 x 8, M2.5 x 10, M2.5 x 12, x 3, x 4 (30 pieces of each size)<br> Thread tolerance: standard<br> Surface treatment: black oxide<br> Material:alloy steel<br> colour:black<br> Package Contents:<br> 30 x M2x3 Screws(small)<br> 30 x M2x3 Screws()<br> 30 x M2x4 Screws<br> 30 x M2x6 Screws<br> 30 x M2x8 Screws<br> 30 x M2x10 Screws<br> 30 x M2.5x3 Screws<br> 30 x M2.5x4 Screws<br> 30 x M2.5x5 Screws<br> 30 x M2.5x6 Screws<br> 30 x M2.5x8 Screws<br> 30 x M2.5x10 Screws<br> 30 x M2.5x12 Screws<br> 30 * M3x3 Screws(Head size 7mm)<br> 30 x M3x4 Screws<br> Only the above package content, other products are not included.<br> Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.