hot selling silver coins Materials: brass, iron, zinc alloy, stainless steel Plating: gold, silver, bronze,nickel, hot selling silver coins Description:1. Material: stainless steel, brass, zinc alloy, copper, iron etc.2. Process: die-cast/struck, stamping, Pressing,laser, printing, photo-etches are available.3.Plating: gold, silver, nickle, brass, copper, antique plating and spot painting etc.4. ...