Established in 1951, Circle Gear & Machine Co. Inc. is one of the leading providers of gear and gear cutter in Chicago. Based in Cicero, Ill., the firm carries various types of gears, such as worm, sprockets, bevel, internal, herringbone, tooth grinding, tooth shaving and many more. It also provides services, including breakdown, gearbox repair, parts replacement, full inspection, software installation and complete machine shop. In addition, the company offers machine shop services, comprising of milling, drilling, honing, grinding, broaching and slotting. Circle Gear & Machine Co. Inc. operates a full-service manufacturing facility measuring 46,000 square feet and is a member of American Gear Manufacturers Association (AGMA).