Specifications:Made of high quality material, it is durable, wear-resistant and easy to use.All of screws will be packed in a sturdy plastic box, which can be used as a storage box.These screws features durable to provide enough force, which is more convenient and quick to use.There are many types of screws, nuts and washers in this set to meet your different DIY needs.Item Name: Screw Nuts SetMaterial: Carbon SteelQuantity: 1080PcsFeatures: Durable, Widely Used, with Storage BoxBox Size: 19.5cm x 13cm x 3.6cm/7.68" x 5.12" x 1.42" (Approx.)Notes:The quantity is about 1080pcs, due to manual calculation, the quantity might has 2-10pcs more or less, hope you can understand, thank you.Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:20 x M2 x 4 Screw20 x M2 x 6 Screw20 x M2 x 8 Screw20 x M2 x 12 Screw20 x M2 x 16 Screw20 x M2 x 20 Screw120 x M2 Nuts 120 x M2 Washers20 x M3 x 4 Screw20 x M3 x 8 Screw20 x M3 x 12 Screw20 x M3 x 16 Screw20 x M3 x 20 Screw20 x M3 x 30 Screw120 x M3 Nuts 120 x M3 Washers20 x M4 x 6 Screw 20 x M4 x 10 Screw20 x M4 x 14 Screw20 x M4 x 18 Screw20 x M4 x 20 Screw20 x M4 x 30 Screw120 x M4 Nuts 120 x M4 Washers