Description: These screws and nuts are made of 304 stainless steel, which is resistant to rust and corrosion. There are many length for your choice which can be commonly used in home and office appliance, machinery, furniture, repair, inventions and other projects. Features: Made of 304 stainless steel material, the 304 stainless steel material provides strength and offers good corrosion resistance in many environments. Nine common length screws and many nuts that you can get for general purpose use. Well packed and assorted in a transparent resealable box for convenient carry and storage. These M3 screws will be great replacement for industrial and construction fasteners. Used widely in the home and office appliance, communication equipment, ship assembly and other machinery industry. Specifications: Material: 304 stainless steel Color: Silver Type: Hex socket cap head Size and Quantity: M3x5mm 20pcs M3x6mm 20pcs M3x8mm 20pcs M3x10mm 20pcs M3x12mm 20pcs M3x14mm 20pcs M3x16mm 20pcs M3x18mm 20pcs M3x20mm 20pcs Package Includes: 180pcs x Screws 160pcs x Nuts