The Capri Tools Sandstorm Air Blow Gun with High-Velocity Whirlwind Nozzle delivers efficient and powerful air flow. The nozzle generates a high-velocity whirlwind, creating a powerful force and a large contact area to help you clean up even tough and uneven surfaces. Intuitive push button trigger allows for quick activation with minimal effort. This air blow gun is constructed with a light and durable aluminum body. Includes a 1/4 in. NPT steel quick connector. Designed for 90 PSI compressed air lines.