... , welding, cutting and others4materialstainless steel, aluminum, brass, copper, iron5surface treatmentzinc plated, chrome plated, Nicole plated, Anodizing polishing and others, as per customer' ... , welding, cutting and others4materialstainless steel, aluminum, brass, copper, iron5surface treatmentzinc plated, chrome plated, Nicole plated, Anodizing polishing and others, as per customer' ...