600 Pcs Metric Screws Bolts and Nuts and Washers Assortment Kit, Hex Socket Head

Exquisite Carbon Steel Material: The nuts and bolts assortment kit is made of high-quality carbon steel, which has good corrosion resistance, wear resistance, high hardness, high temperature resistance, oxidation resistance and durability, not easy to break or deform, resistant to rust, and can maintain good performance in harsh environments.
Hex Socket Head Cap Screws Bolts and Nuts and Washers Kit: The inner hexagonal cap design can be easily installed with a hexagonal wrench, and it is not easy to slip out. The thread of the metric bolts and nuts assortment is smooth, clear and precise, and the force is even.
Package Includes: 600 pcs in total, and the sizes include: m3x8mm, m3x12mm, m3x16mm, m3x20mm, m4x8mm, m4x12mm, m4x16mm, m4x20mm, m5x8mm, m5x12mm, m5x16mm, m5x20mm, including nuts and flat washers of corresponding sizes. The quantity is sufficient and the size is rich to meet the needs of daily use.