2 Pieces 99.9% Pure Copper Sheet, 4" x 4",18 Gauge(1mm) Thickness, Film Attached Copper Plate, Great for Jewelry, Crafts, modelers. 2Qty 4" x 4",18 Gauge(1mm) Thickness Quality Pure Copper Plates. Each copper has protective sheet(blue) on both sides, which protects the surface of the copper... Continue reading