Description:These screws and nuts comes in a handy reusable plastic container. There are many length in one set which can be commonly used in machinery, furniture, repair and DIY inventions. Features:Made of 304 stainless steel, rust and corrosion resistant.Environment-friendly, no pollution, high hardness.Many length choice in one set meet daily basic needs.Well packed in a transparent plastic box.Carefully organized in 10 cells, not worry messing them up. Specifications: Material: 304 Stainless Steel Content: M3 x 5 x 20pcs Screws M3 x 6 x 20pcs Screws M3 x 8 x 20pcs Screws M3 x 10 x 20pcs Screws M3 x 12 x 20pcs Screws M3 x 14 x 20pcs Screws M3 x 16 x 20pcs Screws M3 x 18 x 20pcs Screws M3 x 20 x 20pcs Screws M3 x 160pcs Hex NutsPackage Size: 13.5 x 7cm / 5.31 x 2.75"Weight: 221g(approx.) Package Includes: 1 Set x M3 Screws and Nuts