The Turbo Silver Zinc-plated Carbon Steel Screw is a high-quality, durable fastening solution. With a diameter of 4mm and length of 30mm, these screws are designed to provide superior strength and reliability. The zinc plating offers excellent resistance against corrosion, ensuring extended durability even in harsh environments. Suitable for a wide range of applications, these screws come in a generous pack of 200, making them an ideal choice for larger projects or for keeping on hand in your tool kit.