Product Features: High Quality – Our washers are made from aluminum alloy, providing excellent corrosion resistance and rust prevention for long-lasting durability. Wide Application – Suitable for aerospace, aviation model toys, high-end aluminum alloy bicycle frames, golf club heads, mechanical equipment, mold processing, and computer accessories. Vibrant Colors – Add style and uniqueness to your project with our colored aluminum washers. Available in blue, red, black, yellow, and natural aluminum color to enhance visual appeal. Superior Customer Service – We pride ourselves on excellent customer support. If you have any questions or concerns, our friendly and knowledgeable team is ready to assist. Material: Aluminum Alloy Screw Size: M2–M8 Head Style: Cup Head Color: Blue, Red, Black, Yellow, Aluminum Surface Treatment: Anodized Tolerance Range: ±0.3mm Note: Due to lighting and monitor settings, slight color variations may occur between the product images and the actual item.