... metal pin 1.Effcient delivery 2.Various and attractive styles 3.Competitive price 4.Good quality Souvenir metal medal,anniversary metal ... can be made of iron, brass, copper, stainless steel, zinc alloy,aluminum, and so on.2. Design &Logo: screen printing, pad ... printing, offset printing, laser and so on.3. Various plating Finish: silver, Antique silver, nickel ,black nickel, ...