More DetailsS131 MILTON Safety Blo-Gun. Long 4" heavy brass extension with approved by-pass safety nozzle. Four safety by-pass holes permite air to escape if hole in tip is obstructed.
By-pass hole does not inerfere with normal air flow.
Discharges same volume of air as full-flo bio-gurs but maintains required noise level and required nozzle pressure with inlet of 150 PSI.Made in U.S.A.