Material:SPCC CRS Processing:stamping ,bending,electric welding Finish:power coating ... structure and all kinds of special-shaped pieces and processing according to your drawings. 1.have 6 years ... plating,hot galvanized,powder coating,electrophoresis, etc 5.Metal processing:stamping ,deep drawing,spot or seam welding,,metal ... machining,drilling,powder coating,pressing part,polish,etc. hardware tool box