Features 1、Carbon Steel Material: Made of excellent carbon steel, these screws are wear resistance, corrosion resistance, and weather resistance. 2、Fine Workmanship: With standard size, these screws have flat appearance, clear thread, and no burrs, not easy to deform and slip, providing the best support in the installation. 3、884Pcs: There are 884 pieces in the package, including the most commonly used sizes to meet your different needs, suitable for long term use or make replacements. 4、With Storage Box: These screws are well packed and assorted in a resealable transparent box for convenient storage and carry. 5、Wide Application: These screws are widely used in various accuracy machinery, sorting instruments, meters, electronic products, household appliances, communication products, locks, lamps, lamps, toys, etc. Specification Item Type: Hex Socket Screw Nut Washer Kit Material: Carbon Steel Colour: Black Uses: Widely Used in Various Accuracy Machinery, Sorting Instruments, Meters, Electronic Products, Household Appliances, Communication Products, Locks, Lamps, Lamps, Toys, etc. Package List 125 x M2 Washer 125 x M2 Nut 30 x M2 x 20mm Screw 30 x M2 x 16mm Screw 30 x M2 x 12mm Screw 30 x M2 x 8mm Screw 85 x M3 Washer 85 x M3 Nut 20 x M3 x 20mm Screw 20 x M3 x 16mm Screw 20 x M3 x 12mm Screw 20 x M3 x 8mm Screw 45 x M4 Washer 45 x M4 Nut 10 x M4 x 20mm Screw 10 x M4 x 16mm Screw 10 x M4 x 12mm Screw 10 x M4 x 8mm Screw 45 x M5 Washer 45 x M5 Nut 10 x M5 x 20mm Screw 10 x M5 x 16mm Screw 10 x M5 x 12mm Screw 10 x M5 x 8mm Screw 4 x Hex Wrench 1 x Storage Box