Powerful Air Flow, new design inner supercharging construction and tapered air flow nozzle for high volume powerful materials blow-off. A reliable air compressor accessory tool. All Metal Construction, high pressure resistance copper alloy valve, anti-break chromed zinc alloy body, improved designed sealing components, more reliable and durable. Extended rubber protect guard aluminum air flow nozzle allows access to hard-to-reach areas. Widely Use for blowing dust, water, powder, debris and various industrial or household cleanup and blow-off operations. 360 Degree Swivel Hook, easy to use and convenient for placing and storage.