• Made from high-quality 304 stainless steel, these screws offer excellent durability and rust resistance. • Black finish with surface oxidation treatment for greater corrosion resistance and a refined appearance. • Suitable for indoor and outdoor use, in humid environments or outdoors. • Ideal for machinery, furniture, car repair, and DIY projects. • Comply with standard metric specifications: M5x45 millimeters, 5-millimeter thread diameter, and 0.8-millimeter pitch size. • Includes 20 pieces per package. • Comes in a practical and sturdy box packaging, which can also be used as a storage box. • Keep out of reach of children to prevent accidental ingestion.