A blue tool is being used to drill a hole in a wall. The tool is attached to a cord and is being held by a person. Concept of work and productivity

A blue tool is being used to drill a hole in a wall. The tool is attached to a cord and is being held by a person. Concept of work and productivity
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电源安全背景工作机器孔生产效率钻孔重型电动材料服务专业扳手机械机械人墙工业工程钢维护保养制造业车间概念特写镜头男人现场设备管道工单水汽车施工技术零件电线金属手混凝土工厂蓝色修理工具车库建筑压力对象

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