Description:
Carbon steel - materials meet SAE automotive industry standards for strength and durability<br><br>Corrosion tested - 72-hour salt spray testing to simulate three years of corrosion resistance<br><br>Tensile tested - lug nuts undergo industry-standard proof-load testing to ensure strength<br><br>Trustworthy quality - backed by team of professional engineers and quality control specialists in the United States<br><br>These wheel lug nuts are made of carbon steel and tested to demanding automotive industry standards to ensure strength, longevity and safety.<br>