Brings back memories was electro plating from leaving school till call-up bumpers by the score. Not usually damaged ones, some American ones quite a few from their air base. All fancy shapes and curves and made of Zinc. Strange your guys coppered theirs and polished it before the nickel . We coppered our steel ones then hand scoured soft brush and powdered.Then Dull nickelled them then back to the polishing shop before coming back to be chromed. The polishers were on piecework woe betide should you scratch or weld one to the side of the tank by shorting it. Surprised to see the silly man with bare arms. The bars always live when you drop the article in
another failure if you judder and make a double contact.