Material: made of high-quality low-carbon-steel Finish: electric galvanized, hot dipped galvanized, bright, flat head diamond point, smooth shank Specification: 1/2"-12" , BWG 20- 4 Packing: bulk, box, bag, or according to customers' requests We produce various kinds of "Nails". Including: Common Nails, Iron Nails, Drywall Screw, Concrete Nails, Shoe Tacks, Wood Screw, Etc. momentyoyo AT ho***il DOT com