collection of four primitive c. 1930's american vintage industrial painted pine wood factory machine shop workbench overshelves salvaged from a chicago area tool & die factory. the overshelves can be arranged in a variety of configurations. the shelving units were originally mounted above each workbench table. very lightweight and easy to move. the painted gray enameled finish shows surface wear consistent with age. priced for the group. 7-1/2" x 31" x 35".