... Finish: annealing, natural anodization, heat treatment, polishing, nickel plating, chrome plating, yellow passivation, gold passivation, galvanizing, satin, etc.2 ... .StandardISO,GB,DIN,JIS,ANSICetificateISO9001-2008,SGS,ROHSPackageSuitable for sea and air transportation or as required Lead ... size and spec /OEM available Stock goods,free for samples.Picture:4) Factory:5) Packing:6) ...