The colours of steel, Gun Metal
https://www.fosterspa.com/en-ww/gun-metal.aspxWhat makes Gun Metal Foster PVD different The difference lies in the combination of the quality of the basic raw material, AISI 304 steel, and the choice of precious metals that, after undergoing the sublimation process ( Physical Vapor Deposition ), physically melt with the surface layer of the steel , creating a protective crust of golden, [...]Related searches to: inox 304