[Roofing Nails Dimension]: 1 inch long roof nails with a diameter of 0.120", and a head diameter of 5/16(0.3125)". Length x Dia. x Head Dia.: 25.4mm x 3.05mm x 8mm [Product Package]: 120pcs high-quality C11000 copper nails, each featuring a standard flat head, point, and smooth round shank. Also comes with a complimentary 1/16 inch drill bit for easy installation. [Easy to Install]: To prevent bending during hammering, it is recommended to drill a hole for optimal results. The copper nails set comes with a drill bit for convenient installation, enhancing work efficiency. [99% Purity Copper Material]: The copper nails are made from C11000 99.95% pure high purity of copper. With rust and resistance, it's a reliable choice for any outdoor projects. [Wide Application]: Copper roofing nails find extensive applications in roofing projects, copper flashing rolls, copper sheets, boat construction, trees, stumps, , gardens, and various other decorative endeavors., Weight: 0.27006627095 Pounds, Manufacturer: Htuteyy