标准号:DIN 87314-1987
中文标准名称:泄水口螺钉堵头用的外四方扳手
英文标准名称:Male square wrenches for drain screws
标准类型:J47
发布日期:1999/12/31 12:00:00
实施日期:1999/12/31 12:00:00
中国标准分类号:J47
国际标准分类号:2930
适用范围:Wrenches suitable for drain screws according to DIN 87721 are specified with all their dimensional indications and material specification.