1625 Pcs M2 M3 M4 M5 Metric Screw Assortment, 304 Stainless Steel Metric Bolt and Nut Assortment Kit, Hex Socket Button Head Metric Screws

【Cost-Effective Metric Bolt Kit】: This metric screw set includes 1625 pieces of bolts, nuts, flat and spring lock washers, and hex keys in sizes M2, M3, M4, and M5. It also includes 4 button head screws in lengths of 8mm, 12mm, 16mm, and 20mm. This kit can meet all your various needs.

【High-Quality Metric Screws】: Made of high-quality 304 stainless steel (slightly magnetic due to the iron in the alloy), the metric bolts and nut kit feature corrosion and rust resistance, high hardness, and precise threads, ensuring they can withstand heavy loads and offer a long service life. 【Excellent Thickened Storage Box】: The bolt and nut kit is packed in a reinforced box with separate compartments and sturdy locks, preventing items from scattering or getting lost, making it easy to sort and organize. For easy transport, clear label sheets are affixed to the inner and outer lids, allowing you to quickly see which sizes you need to use and fill. 【Widely Used】: This metric nut and bolt assortment kit is suitable for 3D printers, RC racing projects, electronics, furniture repair, mechanical maintenance, automobiles, bicycles, or small project maintenance, etc.