1. Hats with rustproof air vents to prevent sweaty heads. 2. This will make the joints rustproof , and it also seals and lubricates them. 3. Their legends are secure, rustproof and scratchproof. 4. Other manufacturers utilize aluminum, as it is rustproof and will last a lifetime. 5. Stainless steel blades are lighter and rustproof . 6. Weathering steel is not rustproof in itself. 7. First spray on a coat of rustproof primer, then apply a coat of metal paint. 8. Coil zippers are the commonest type of zippers that are lightweight, heat resistant and rustproof . 9. He made the fastener, commonly known as the zipper, out of plastic and rustproof metals. 10. Springfield Armory produced two versions, a standard model with Parkerized finish and another made from rustproof stainless steel.