SG Tool Aid 99180 Inline Blow Gun with OSHA Nozzle

Features:Mounts permanently in line between air hose and coupler – no need to keep on disconnecting an air tool to hook up a blow gun. Meets OSHA requirements of special relief hole in nozzle which limits pressure to 30 PSI when dead ended in an air line of 150 PSI or less. Air stream nozzle has a natural angle for easy use. Lightweight and durable. Small, compact and easy to use. 1/4″ NPT Female x 1/4″ NPT Female.