Caswell Plating® Plug N' Plate Copy Chrome Solution, 8 oz.Plate silver onto steel, brass, bronze, gold, copper and tin Use with 4. 5 6V DC wand 8 oz bottle Refill for our #83083 Copy Chrome Plating Kit 8 oz. Copy Chrome Plating Solution designed for use with Plug N' Plate System. Copy Chrome is ideal for chrome plating small parts made of steel, copper, bronze, brass and tin. Also repairs small damaged areas of existing plating, like a small scratch in an automobile bumper, watch or other silver plated items.