Air blow guns button type Tru-Flateinlet pressure 150 PSI Conforms to all Federal requirements related to OSHA, including noise level regulations. Tamper proof pressure reducers built into this gun limit nozzle pressure to 30 PSI or less when used with listed inlet pressure. Features vented nozzle to relieve the compressed air should the nozzle become plugged or accidentally obstructed. Heavy duty die cast, epoxy finish body. Complete with hang-up hook and 1/4 inch female NPT inlet.