Pro-Quality High-Volume Air Blow Gun - High-Volume Air Blow Gun - Releases Huge Blast of Compressed Air Professional-grade air tool - makes your air hose into high-power blower Special vented nozzle uses compressed air to create vacuum, draw in outside air Dramatically increases volume expelled from nozzle without draining compressor tank Rugged die-cast zinc body with mirror chrome finish, machined aluminum blower nozzle Easy thumb-trigger, finger guard & hanger hook; 1/4" NPT female input, 90 PSI, 6-1/2"L, 5.7 oz