Hard anodizing is typically applied to heavy wear industrial parts intended for use in aggressive or highly corrosive applications. These coatings are typically far thicker and harder than decorative ones, and usually lend the parts a durability approaching that of hard faced or case hardened steel. Mingfeng is a China supplier of CNC Lathe Parts . We engages in the production of precision machining parts and the trade of metal products. Choose our CNC Milling Parts , you can be get most careful and thoughtful service!