4 Clavos Decorative Nails. Use beautiful clavos doornails as a fabulous detail for a contemporary or a Colonial look. Crafted of hand-forged wrought iron these clavos doornails exquisitely showoff your door hardware. Affordably update your door. Our exclusive RSF coating protects this item for years to come. Use for Upholstery, Doors, Gates, Barns, Home Trim, etc..