The SN12150 wheel nuts feature a M12x1.50 thread, and a tapered base and closed end construction. They are made to suit a wide range of vehicles, and are styled to look like classic standard wheel nuts.Calibre Wheel Nuts are a premium quality option for drivers needing to replace or upgrade their current set. Constructed from a durable surface hardened steel for longevity, these triple-plated chrome finish wheel nuts are rust resistant to ensure they stay looking tidy for the long run.