TECHNOMAC Oil Free Air Compressor: The Air Compressor is a machine that creates high Quality, high consisting of one or more motors that produce air, a radiator that cools air to help the coalescing filter pressure air, which is then delivered through specialized lines to dental operatories, where it runs the handpieces that a dentist or hygienist uses to clean and treat a patient’s teeth. It is a self-contained unit remove moisture, and a tank to store the compressed air until it is needed.