Steel round Concrete Screw,with high hardness,,with the zinc plated surface 1. Product Description Screw concrete is also known as steel nails, are usually made of carbon steel with high hardness, thick and ... Read More
Din7980 Hot-Dip Galvanized Spring Washer,Carbon Steel Anti Rust For Outdoor Use Product Description Spring washer are mainly punched out from iron plates. The common shape of a fspring washer is a hole in the ... Read More