Razor Barbed Wire, Iron Wire, Iron Nails manufacturer / supplier in China, offering Rust-Proof 2.25 Inch Alloy Material for Humid Environments Roofing Nail, Large Head 3.5 Inch Hot-Dipped Galvanized Steel for Waterproof Roofs Roofing Nail, Smooth Surface 0.75 Inch Mild Steel for Light Sheets Roofing Nail and so on.