Impact & Weather resistant Nylon Body Corrosion resistant Stainless Steel Nozzle & parts Drop Resistant construction Handle with Soft rubber grip for convenience in continuous use Ergonomic design of the gun helps eliminate the risk of Carpel Tunnel Syndrome Brass threaded Air Inlet ensures that threads do not shear with repeated use Variable speed trigger for full control of amount of air dispensed Silent operation with noise level under 80 db. Confirms to OSHA STD 1910-95 (b) for max. noise level when used with air with 6 BAR (90 PSI) pressure Max. Blowing Force with minimal air consumption reduces energy cost , saving money each time the gun is used