Dock Edge Dock Hardware is designed and engineered for strength, durability and simplicity. All dock hardware is hot dipped galvanized steel. With Dock Edge products, you are investing in quality marine products that are durable and reliable. Each product is manufactured with a commitment and dedication to superior workmanship and quality. All stationary dock hardware is 1/8″ (nominal) Hot Dipped Galvanized Steel with 7/16″ holes for 3/8″ carriage bolts.