Features 【Quality Material】Made of 304 stainless steel, rust and corrosion resistant.Environment-friendly, no pollution, high hardness. 【Meet All Needs】Many length choice in one set meet daily basic needs. 【Easy To Use】Well sorted and in a transparent plastic box. Convenient and easy to install. 【Assorted Well】Carefully organized in 12 cells, not worry messing them up. 【Application】Commonly used in machinery, furniture, repair and DIY inventions. 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