DIN EN ISO 28927-2:2017-11
手持式便携式电动工具 振动发射评估试验方法 第2部分:扳手、螺母扳手和螺丝刀
Hand-held portable power tools - Test methods for evaluation of vibration emission - Part 2: Wrenches, nutrunners and screwdrivers (ISO 28927-2:2009 + Amd 1:2017); German version EN ISO 28927-2:2009 + A1:2017