chicago rivet & machine co. operates in the fastener industry in north america. it operates in two segments, fasteners and assembly equipment. the fastener segment manufactures and sells rivets, cold-formed fasteners and parts, and screw machine products. the assembly equipment segment primarily manufactures and sells automatic rivet setting machines and assembly equipment, as well as parts and tools for related machines. the company sells its products to automobile and automotive component manufacturers through independent sales representatives. chicago rivet & machine co. was founded in 1920 and is headquartered in naperville, illinois.