This vintage keychain celebrates the 100-year anniversary of Beloit Iron Works, a company based in Beloit, Wisconsin. The keychain is made of durable brass material and features an advertising theme. It was manufactured in the United States and is considered a collectible item. The keychain dates back to before 1970, making it a vintage piece that would be a great addition to any collection. The keychain also commemorates the years 1858-1958, adding to its historical significance.