... 5.Suitable for Promotional gifts 5 troy oz .999 buffalo brass bullion Description:Production Type:Coin, medal, bullion, badge, ... insignia, etc. Material: pure gold, pure silver, copper, bronze, brass, zinc alloy, etc. Size: All sizes are welcome. Design: ... . Your designs are acceptable also. Process: die casting, engraved, embossed, painted, transfer printing, plated, welding, etc. Plating: gold, ...