Neiko 31121A High Flow Air Blow Gun | 3 Pc Pneumatic Air Nozzle | Dust Gun | Air The Neiko 31121A Blowing Dust Gun operates at a max air pressure of 232 PSI and working pressure of 90 PSI. Included with the air blow gun are: (1) long needle nozzle, (1) 2-inch rod nozzle, (1) round nozzle, and (1) 1/4-inch male plug. [APPLICATION]: Operates at a max air pressure of 232 PSI, with a working pressure of 90 PSI to blow away material residue like debris, dust, and liquids off working area surfaces. [QUALITY]: The compressor-powered blow gun exerts high air flow with efficiency by consuming low amounts of air. [CONVENIENT]: Leverage the long needle nozzle attachment for use in hard-to-reach spaces. [PORTABLE]: Fits in the palm of your hand with over-sized thumb-controlled trigger for precise air control. [DURABLE]: Main body frame is constructed of durable aluminum, with a rubberized pistol grip that is ergonomic for easy handling. [INCLUDES]: The air blow gun comes with other essential accessories including a 2-inch rod nozzle, a round nozzle, and quarter-inch NPT male plug.