cylindrical grinders OGM-250UDXB OGM-EXIII Series OGM-350NCIII OGM-350NAGIII OGM Series Cylindrical Grinding Machines IGM-15NCIII IGM-15NCIII-2 IGM-15NCIII2B Internal Cylindrical Grinders UGM-5V UGM-NC Series Horizontal Universal Universal Cylindrical Grinders with Automatic B Axis