Welcome to our factory! We specialize in the manufacturing and supply of ISO7380 Carbon Steel Black Finish Hex Socket Button Head Screws, also known as Allen Hex Screws. Our high-quality screws are made from premium carbon steel materials, ensuring durability and reliability for all your projects. Our black finish also adds an extra layer of protection against corrosion and rust, extending the lifespan of the screws. As a factory supplier, we guarantee competitive pricing and timely delivery to meet your needs. Trust us to provide the best quality screws for your applications. Contact us today to place your order!