The Capri Tools 2-Way Air Blow Gun with 150 maximum PSI blows off stubborn debris, dust, water, and many others off of all kinds of materials and machinery. This is great for cleaning out roof drains, car interiors, blowing water off machinery, parts, equipment, and much more. Control the air flow by turning the flow control knob located conveniently just above the handle. Easily get to those hard to reach areas with the included extra-long 4.5 in. nozzle. It's constructed with heavy-duty components and a solid, attractive aluminum frame and comes equipped with an ergonomic soft grip. The 2-way 1/4 in. NPT air inlet allows you to connect the air hose from either top or bottom to suit your needs. A 1/4 in. NPT automotive style quick connector is also included.