Kian Tajhiz steel mill gear units applicable for steel plants require high output and durability. These units adopt forced lubrication and a mandrel shaft and provide easy maintenance with a bush. Kian Tajhiz’s steel mill gear unit’s steel plate, coiler for steel sheet, 2-stage transmission for conveying the steel raw material, leveler for rolling, and mill for grinding the raw material have been verified through its global supply record and customer satisfaction.