Check the listing for details. 15mm Chicago Screws, 20 Sets Plastic Chicago Screw Binding Post,Clear. Condition: New. Listed at 9.35 USD. Chicago screws are widely used for DIY projects such as belts, handbags, shoes, clothes, leather bracelets, books, scrapbooks, photo albums, leather saddles, wallets, cookbooks, presentation folders, advertising brochures and so on. It's an useful accessory for your daily life.SpecificationMaterial: transparent plasticHead Diameter of Screw : 14.5mm / 0.57inchHead Diameter of Post : 15mm / 0.59inchPost Diameter: 7mm / 0.28inchScrew Diameter: 5mm / 0.2inchScrew Length: 15mm/ 0.59inchPackage list: 20 pcs Screws, 20 pcs Post AdvantageChicago leather rivet screws are made of plastic, with a clear, smooth, sturdy and durable surface, and will not leave scratches on the leather.Instruction The chicago belt screws are easy to install and remove repeatedly.