Views:1 Author:Site Editor Publish Time: 2019-10-11 Origin:Site
and in the production of the chassis. Although the use of welding screws and rivet screws is the same, the principle of use is quite different. The rivet screw is fixed by its own locking
embossing teeth, and the welding screw has a small spot on the head of the screw. The spot welding technology is used to weld the screw to the sheet metal to fix it. An external thread,
so called a welding screw.
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