Capri Tools 2-Way Air Blow Gun with Adjustable Air Flow and Extended Nozzle Blow stubborn debris, dust, water, and more off of all kinds of materials and machinery with this powerful air blow gun with 150 maximum PSI Control the air flow by turning the flow control knob conveniently located above the handle Get to hard to reach areas with the extra-long 4.5 in. nozzle Constructed with heavy-duty components and a solid, attractive aluminum frame, and comes equipped with an ergonomic contour soft grip 2-way 1/4 in. NPT air inlet lets you to connect the air hose from either top or bottom to suit your needs. A 1/4 in. NPT quick connector is included