County Bingrong supplies two types of square boat nails: zinc coated steel nails and copper coated nails. The steel nails are either galvanized or copper coated with good corrosion resistance. Designed with square shanks and diamond point, suitable for boat and ship constructions as well as various wooden structures panels fixing and connecting. The square shanks with increased connecting area with the fastening materials enable excellent fastening among wood structures and panels. We also offer brass or phosphate copper boat nails.