Chinese Standard: GB/T 4392-2019

Slugging open-end wrenches and slugging box-end wrenches

全国五金制品标准化技术委员会(SAC/TC 174)

本标准规定了敲击呆扳手和敲击梅花扳手的产品分类、要求、试验方法、检验规则及标志、包装、运输、贮存。
本标准适用于敲击扳拧螺栓和螺母或其他紧固件的敲击呆扳手和敲击梅花扳手（以下简称“敲击扳手”）。

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