Rotary hammer innovation
The origin of the rotary hammer(https://www.ykhufengtools.com/....product/rotary-hamme can be traced back to the ancient Stone Age, when humans used stones and sticks to make simple rotary hammers for hammering and processing stone tools. With the development of society, rotary hammers gradually evolved into metal products and became important tools in various craft fields. In ancient times, rotary hammers were mainly used in metal processing, construction, agriculture and other fields. With the advancement of science and technology, the application range of rotary hammers continues to expand.
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