标准编号：ISO 4229:2017
中文名称：螺钉与螺母的装配工具 低扭矩用技师单头扳手 头部最大外形尺寸和试验扭矩
英文名称：Assembly tools for screws and nuts — Single-head engineer's wrenches for lower torque applications — Maximum outside dimensions of heads and test torques
发布日期：2017-04
标准范围
This document specifies requirements of single-head engineer’s wrenches with nominal width across flats from 3,2 to 120. It specifies the maximum outside dimensions of heads and gives the test torque values. The “lower torque application” designation is in accordance with the smaller head dimensions. NOTE The wrenches covered by this document are the ones identified in ISO 1703:2005 under reference Nos. 1 1 01 01 0 and 1 1 01 01 1.
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