This package includes 25 Crown Bolt hex nuts, each with a 5/16 inch thickness and made of durable zinc material. These nuts are perfect for use in various fastening applications, and the hex shape ensures a secure fit. The nuts are compatible with inches as a system of measurement and have a shiny zinc finish that adds a touch of elegance to any project. The brand, Crown Bolt, is known for its quality products and these hex nuts are no exception. They are ideal for use in building and hardware projects, as well as in the DIY industry. With their reliable construction and easy installation, these nuts are a must-have for any fastening job.