Feature:1. Made of 10.9 grade alloy steel, can provide high strength and good corrosion resistance in many environments.2. There are screws of different lengths, small size, very suitable for use as a fixed part in narrow areas.3. Widely used in household and office equipment, communication equipment, ship assembly and other machinery industries.4. With great workmanship, perfect replacement for the old one and has a long service life.5. Convenient to use and with good performance, with small size, easy to carry and store.Specification:Item Type: Hex Socket Screw SetMaterial: 10.9 grade alloy steelProduct Size Style and Quantity: .80 x M3 x 4 Pan Head Hex Socket Screw80 x M3 x 4 Flat Head Hex Socket Screw70 x M3 x 6 Pan Head Hex Socket Screw70 x M3 x 6 Flat Head Hex Socket Screw60 x M3 x 8 Pan Head Hex Socket Screw60 x M3 x 8 Flat Head Hex Socket Screw50 x M3 x 10 Pan Head Hex Socket Screw50 x M3 x 10 Flat Head Hex Socket Screw40 x M3 x 12 Pan Head Hex Socket Screw40 x M3 x 12 Flat Head Hex Socket ScrewPackage List:80 x M3 x 4 Pan Head Hex Socket Screw80 x M3 x 4 Flat Head Hex Socket Screw70 x M3 x 6 Pan Head Hex Socket Screw70 x M3 x 6 Flat Head Hex Socket Screw60 x M3 x 8 Pan Head Hex Socket Screw60 x M3 x 8 Flat Head Hex Socket Screw50 x M3 x 10 Pan Head Hex Socket Screw50 x M3 x 10 Flat Head Hex Socket Screw40 x M3 x 12 Pan Head Hex Socket Screw40 x M3 x 12 Flat Head Hex Socket Screw