Quality materials: The small screws are made of high-quality carbon steel, not easy to break and bend, have high hardness, are sturdy and durable for long-term use. Easy to use: The repair screw kits have standard cross slots, uniform force, easy to lock, not easy to slip, a screwdriver is provided, which is more convenient to use. Quantity sufficient: the product contains 500 miniature screws of 18 different sizes, enough to meet your different needs. Easy to store: it is easy for you to store and carry it anywhere, it is very convenient to use, well sorted and packed in plastic box. Widely Used: Mixed screws are widely used to repair glasses, sunglasses, computers, cell phones, small electronic devices, clocks, watches and any other devices with small screws. Specifications : Color: Silver Material: Stainless steel Quantity: About 500 pieces Package includes: 27 countersunk head 1.2 * 2mm 27 countersunk head 1.2 * 3mm 27 countersunk head 1.2 * 3.5mm 27 countersunk head 1.2 * 4mm 27 countersunk head 1.2 * 5mm 27 countersunk head 1.2 * 2.5mm 27 flat head 1.4 * 2mm 27 flat head 1.4 * 2.5mm 27 flat head 1.4 * 3mm 27 flat head 1.4 * 3.5mm 27 flat head 1.4 * 4mm 27 flat head 1.4 * 5mm 27 countersunk head 2 * 3mm 27 countersunk head 2 * 4mm 27 countersunk head 2 * 5mm 27 countersunk head 2 * 6mm 27 countersunk head 2 * 8mm 27 countersunk head 2 * 10mm 1 mini multi-function screwdriver 1 transparent plastic box < p> Note: The data is all measured manually, please allow 1-3cm error, due to the difference in light and display, there will be a certain color difference, the actual object received shall prevail.