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drywall screw flat thread rolling die
08-19

drywall screw flat thread rolling die manufacturers take you to understand the selection of rolling die materials

The drywall screw flat thread rolling die manufacturer tells you that the rolling die is also called the rolling wheel. The accuracy can be divided into 1st, 2nd and 3rd grades, and the types are divided into 45 type and 54 type, which are used to process threads on the workpiece on the thread rolling machine.
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