Diameter control – Axial ring rolling machine, also known as reaming machine, is a numerical control equipment that integrates mechanics, electricity, hydraulics and instruments. It is a very effective method to process high-quality seamless rings with this equipment, and it has many excellent processes. Features; mainly used for rolling bearing rings, ring gears, flanges, wheel hubs, thin-walled barrels, wind power flanges, high-diameter flanges and other forgings