Air filters for pneumatic controls being part of machines; Oil-water separators for pneumatic controls being part of machines; Parts for compressed-air machines, namely, pressure switches and sensors for monitoring, controlling, and switching hydraulic or pneumatic systems sold as an integral component of injection molding machines; Parts for pneumatic blow guns, namely, inflator tips, inflator valves, valve adapters, nozzles, nipples, couplers, connectors and pivots; Pneumatic air preparatio...