High pressure washers; Machine parts, namely, couplers and semi-couplers of synthetic material; Multi-purpose high pressure washers; Parts for compressed-air tools, namely, brakes, filters, hoses, pipes, couplings valves, switches, compressors, clamping tools and injectors; Parts for pneumatic blow guns, namely, inflator tips, inflator valves, valve adapters, nozzles, nipples, couplers, connectors and pivots; Power-operated spray guns; Sewer jetters