Box containing multiple components

Box containing : - Two brass rollers, weighted, in frames. Two brass keys. Four brass discs, each with 3 holes, with milled brass screws. One brass sleeve with spring and small milled screw. Small rectangular piece of steel, with hook. Two steel hooks. One heavy steel hook. One steel hook on steel base. One brass hook, with brass ring. One cylindrical brass weight. One cylindrical wood weight, with brass hook