Commonly known as Chicago Screws, Aluminum and Plastic Screw Posts are a simple solution for binding photos, creating swatch books, and any keeping loose sheets organized. There is no hassle with these screws and fasteners. You can easily update or edit the bound materials without causing damage to your documents. The Aluminum Screw Posts come in four traditional colors (Silver, Gold, Black and Antique Bronze) while the Plastic comes in three different colors (Black, White, Clear).
Extensions are also available for the Aluminum binding screws.