Constructed from premium aluminum alloy and reinforced these air dusters tools feature ergonomic handle and switches for fatiguefree operate and accidental activation Engineered with anticorrosion coatings and wear joints, this air nozzle set ensures long term durability across high pressure pneumatic systems and frequent workshop applications Premium air blower featured a female 1/4in thread for easily connecting to air lines of air compressor for air blowing The 4piece pneumatic blow set versatile cleaning solution with powerful airflows output, efficiently stubborn and debris from automotive parts, electronics, and workspaces This blow is engineered with an innovative internal pressurization structure and a tapered air nozzle that delivers a high-volumes, powerful airflows, Manufacturer: Fpbiagoq