Our factory produces DIN6334 Carbon Steel ZP YZP HDG Galvanized Hex Coupler Nut/ Round Long Nuts, which are high-quality fasteners used to join two threaded rods together. Made of sturdy carbon steel that has been zinc-plated, yellow zinc-plated (YZP), or hot-dip galvanized (HDG) for added protection against corrosion and rust. These nuts have a hexagonal shape making them easy to tighten or loosen using a wrench or pliers. Our factory measures and inspects each nut to ensure they meet international standards. We are dedicated to producing only the best quality products, so rest assured that you can count on us for all your fastening needs.