The product is a pack of 200 hardened steel metal nails with a helical shank, measuring 63.5mm in length. They are specifically designed for fastening wood materials and are manufactured in the United Kingdom. These high-quality screws are strong and durable, making them ideal for various industrial and commercial applications requiring reliable fastening solutions. Perfect for use in construction, carpentry, and other related fields, these hardened nails offer superior performance and longevity.