Silicon Bronze Finishing Cup Washers

• Provide a finished, smooth and professional look
• Fastener head sits flush with the silicon bronze finishing cup washer
• Primarily used for their look
• Can help distribute fastener pressure across a material
• Silicon bronze is commonly used in plumbing and electrical applications
• Actual measurements may vary slightly +/- depending on production run

Note: All Silicon Bronze products will develop a patina based on the environment and time. These fasteners are not coated with any sealants to prevent a patina from forming. Depending on when the product was manufactured, you may receive a product that has started to develop a patina.