Abrasive belts for power-operated sanders; Automatic swimming pool cleaners and parts therefor; Coating machines and lines for web products, parts for the aforementioned machines, particularly doctors, nozzles, application units; Drilling machines and parts therefor; Engine timing components, namely, cam sprockets and chains; Fluid power component kit for machine control comprising pumps and valves; Gas diverters consisting of a pump, storage and refilling tank, pre-heater, vaporizer, recuper...