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How to replace the door knob

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更换防盗门的门把手, 注意方形轴: crwdns2935265:00crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
注意方形轴

  • 注意这个方形轴的安装方向。卸下把手时别弄掉它。

Pay attention to the square shaft

Pay attention to the installation direction of this square shaft. Do not knock it off when removing the handle.

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