Engines and motors for model vehicles, aircraft and boats; Hydraulic pumps and motors for hydrostatic systems, comprised of pumps, motors, valves, switches, sensors and electronic controls, for hydraulic drives and force transmission in machines, machine tools, grinding and food processing machines and in off-road-vehicles; Machine parts, namely, mechanical seals; Mechanical engine parts for land vehicles; Parts for pneumatic blow guns, namely, inflator tips, inflator valves, valve adapters, ...