M2 SCREWS: You will receive 500 pieces of computer screws. Including M2 x 4mm, M2 x 5mm, M2 x 6mm, M2 x 8mm, M2.5 x 4mm, M2.5 x 5mm, M2.5 x 6mm, M2.5 x 8mm, M3 x 4mm, M3 x 5mm. 10 sizes, 50pcs of each size, and a mini Phillips screwdriver is included. Ample quantity to meet your daily and professional needs. SCREW KIT: Our flat head screws are made of high quality carbon steel, which is not easy to break and bend, high hardness, well manufactured, sturdy and durable, and can be reused for a long time. EASY STORAGE: The computer screw set comes in a transparent box for easy storage. The label on the box cover indicates the screw type, making it easy to find different screw types during repair. EASY TO USE: The computer screw kit has standard cross slots, equal strength, easy locking, not easy to slide, more convenient and faster to use. It is suitable for almost all types of computers, helping you repair or rebuild your computer efficiently. WIDE APPLICATION: The laptop screw kit is widely used to repair glasses, sunglasses, laptops, computers, mobile phones, small electronic devices, watches and other devices with small screws.