Features 1、Made of 304 stainless steel, rust and corrosion resistant 2、Environment-friendly, no pollution, high hardness 3、Many length choice in one set meet daily basic needs 4、Well packed in a transparent plastic box 5、Carefully organized in 12 cells, not worry messing them up Specification 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 12 cells, not worry messing them up. Specifications: Material: 304 Stainless Steel Content: M3 x 6 Screw (20pcs) M3 x 8 Screw (20pcs) M3 x 10 Screw (20pcs) M3 x 12 Screw (20pcs) M3 x 16 Screw (20pcs) M3 x 18 Screw (20pcs) M3 x 20 Screw (20pcs) M3 x 25 Screw (20pcs) M3 x 30 Screw (20pcs) M3 x 35 Screw (20pcs) M3 x 40 Screw (20pcs) Nut (220pcs) Hex Key(2pcs) Package Size: 17.4 x 10 x 2.3cm / 6.85 x 3.93 x 0.9" Total Weight: 420g(approx.) Package Includes: 1 Set x M3 Screws and Nuts(Including 2 Hex Keys) Package List