Assembly tools for screws and nuts - Wrench and socket openings - Tolerances for general use (ISO 691:2005) English version of DIN ISO 691:2007-04
国外标准现行
标准号:DIN ISO 691-2007
标准名称: 螺栓和螺母用装配工具.扳手和套筒扳手开口.通用公差
英文名称:Assembly tools for screws and nuts - Wrench and socket openings - Tolerances for general use (ISO 691:2005) English version of DIN ISO 691:2007-04