The various parts of a spray gun designed to provide the surface of a workpiece with a durable rust proofing finishing coat, such as the grip, air-passage, air-hose connection, air valve assembly, air-control screw, fluid-hose connection, fluid nozzle, fluid needle valve, air nozzle, two-finger trigger, control screw for regulating flow of fluid and for removing needle valve, and others.
Data Source: Unified Global Standards (ISCED, ISCO, O*NET, ESCO)