Heavy-duty safety blow gun w/4-1/2" long S.S. nozzle, 4" protective shield provides safety from projectiles, Soft rubber star tip nozzle for use on delicate materials, Venturi nozzle for turbo charging output, 1/2" rubber tip for blowing out lines and cavities, 1" rubber tip for blowing out lines and cavities, 1-3/8" rubber tip for blowing out lines and cavities