1003 Pearl Nailhead, Size 12, Solid Brass, Nickel Finish, 1000 pieces per pack Brass Made in US 1000 pieces per pack Heavy duty solid brass construction provides the highest quality finish Sharp prongs pierce most materials and curl over for the most comfortable fastening Made in the USA by C & C Metal Products Prong Length = 0.087 In., Assembled Height = 0.05 In., Diameter = 0.14 In