ISO 7379-8-M6-40-NI ISO 7379-8-M6-45 ISO 7379-8-M6-50 ISO 7379-8-M6-50-NI ISO 7379-8-M6-55 ISO 7379-8-M6-60 ISO 7379-8-M6-60-NI ISO 7379-8-M6-65 ISO 7379-8-M6-80 ISO 7379-8-M6-90