Description
The difference and comparison of 3 kinds of electric screws:

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Type A Graphic Introduction:


















Type B Graphic Introduction:












Type C Graphic Introduction:




















WX242 Graphic Introduction:


















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Type D Graphic Introduction:




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Type E Graphic Introduction:




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Type F Graphic Introduction:





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Type G Graphic Introduction:





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Type H Graphic Introduction:









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Type I Graphic Introduction:






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Type J Graphic Introduction:














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Type K Graphic Introduction:




