Usually the surface treatment of wheel bolts are Zinc, Chrome, Dacromet, Matte chrome, Black electrophoretic, Black chrome, Black oxide.The beauty, rust resistance and the price will be different. See the table below.

Have you encountered such a problem? The new nut has only been used for 2 months and rusty. Is it safe? How to choose high-quality lug nuts?1. Appearance： 2. ColorAlthough the two products are bright, the result of the neutral salt spray test are quite different: Why does B look very bright, but i