Durable Material: The heavy duty air duster gun is made of plastic and thermoplastic polyurethane elastomer rubber, with thick construction, good flexibility, and bending resistance. It offers good oil resistance, pressure resistance, explosion resistance, and wear resistance. Special Nozzle Design: The air duster blow gun features a 120mm steel nozzle. The sl nozzle design enables quick spraying. With narrow nozzle space and air pressure, it can reach deep holes, narrow slits, and hard-to-access areas. Working Pressure: This air dust blow gun performs effectively with a working pressure of 1.0Mpa. The hose and spray gun are equipped with quick rotary joints, and the air inlet size is 4*6mm. T-shaped quick couplings include bronze ball shut-off valves. Product dimensions are measured manually; a 2mm variation may occur due to different measurement tools and methods. Comfortable Grip: Designed with an ergonomic pistol grip and a rubber handle, the heavy duty air duster gun provides a comfortable hold and is easy to operate, allowing for efficient dust removal. Scope of Application: The heavy duty air duster is suitable for dust removal on various machinery, as well as for use in blowing, cooling, and drying equipment in garages, workshops, and industrial settings. It is a practical tool for auto mechanics, construction workers, spray painters, and DIY enthusiasts.