Tag: solar hooks

What’s the difference between the self-tapping screw and self-drilling screwWhat’s the difference between the self-tapping screw and self-drilling screw

December 20, 2023 | sfyh | 0 Comment | 2:20 am

The self-tapping screw and self-drilling screw are frequently used in roof solar mounting structure. Both of them are easily confused by people. Today we’d like to introduce these two screws to you

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