Dayton AB-101-2B - Air Blow Gun is a superior quality blowgun from Dayton. The gun comes with a 4-inch nozzle that is used for light cleaning, drying and blowing off work areas. These guns have features such as high blowing force, low energy consumption, and low noise levels. Dayton AB-101-2B is made with the best quality materials to make sure the product is of a high standard in the market. Dayton Air Blow Gun is equipped with an internal fail-safe pressure mechanism which leads to shut off automatically if the gun is dropped or the lip is blocked. Integral pressure relief valves are used to blow off excess pressure before discharge.