... delivery and low price Features: specail processing brass screw and nut 1.Material:Standard brass, silicon brass. H68,H65, H59, brass C3600, ... wet-varnishing, Delta Tone, KTL coated, chrome, hard chrome, copper-plating, gold-plating, phosphating, pearl lustre nickel / chrome, ... the production procesures, Project mechanical properties and etc6.Advantage: Good quality and fast delivery, in line with most ...