Hand-held motor-operated electric tools - Safety - Part 2-9: Particular requirements for tappers (IEC 60745-2-9:2003, modified + A1:2008); German version of EN 60745-2-9:2009
手持式电动工具.安全.第2-9部分:攻丝机的特殊要求(IEC 60745-2-9-2003 修改+A1-2008);德国版EN 60745-2-9:2009