Rub-Off Cleaning Compound

A*F Swiss - Rub-Off - Cleaning Compound; Universal cleaning compound for balance wheel pivots, train wheels, for removing stains and finger marks on plates, bridges, dials, excess oil in jewels and for removing broken pivots, unlimited uses.; A*F Swiss; Excellent cleaning properties;1001 workshop uses; For workshops electronics, laboratories, factories etc.; A solid-state dry cleaning material in stick form is intended for removal of dirt, contamination and finger marks from all non-porous surfaces, PCBs etc... it is soft to touch, non-corrosive and harmless to skin.