What are the differences between different surface treatments?

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.

Our company has several kinds of surface treatment. Such as sliver chrome, black includes black oxide, black electrophoretic and black chrome, colorful has red electrophoretic, blue electrophoretic, gold titanium and rainbow titanim. Each plating has different features. The following table shows the comparisons from color brightness, fastness, and anti-rust performance.

See the table below.

Which finish do you prefer?