• Excellent durability and oxidation resistance: Made of high-quality 304 stainless steel, with black finish and surface oxidation treatment. Compared to common stainless steel screws, our screws have higher corrosion and oxidation resistance, a more refined appearance, and a longer lifespan. • Wider range of applications: Whether indoors or outdoors, in humid environments or outdoors, our stainless steel screws stand out. They are commonly used in machinery, furniture, car repair, and DIY projects, meeting the needs of professionals and DIY enthusiasts. • Metric standard: Our M5 screws meet standard metric specifications. Each package includes M5x12 millimeters (40 pieces) / thread diameter: 5 millimeters; pitch size: 0.8 millimeters / drive type: hex key. • Convenient packaging: Our screws come in a practical and sturdy box packaging, which can also be used as a storage box. Friendly tip: This product contains small parts, please make sure to keep it out of reach of children to avoid accidental ingestion. • Worry-free after-sales service: Your satisfaction is our top priority. If you encounter any problems when using our screws, simply contact us for assistance. We are committed to providing you with a satisfactory solution!