Assembly tool for screws and nuts--Open-end double-head engineers wrenches,doublehead box wrenches and combination wrenches--Maximum outside dimensions of heads
基本信息
标准号:
GB/T 4389-1995
名称:
螺钉与螺母的装配工具 双头呆扳手、双头梅花扳手、两用扳手头部外形的最大尺寸
英文名称:
Assembly tool for screws and nuts--Open-end double-head engineers wrenches,doublehead box wrenches and combination wrenches--Maximum outside dimensions of heads