Stainless Steel Welding M3 0.1-0.5mm Metric Screw Round Head

Stainless Steel Weld screw.

Description

Welding screw is also called energy storage screw, electric bolt welding stud, or planting welding nail, etc.

Welding screw is used in a small range, which is only used in the sheet metal industry and the factory producing the case.

Although the use of welding screw and riveting screw is the same, the use principle is quite different.

Riveting screw is fixed by its own locking embossed teeth, while welding screw is a small spot on the head of the screw.

Spot welding technology is used to weld the screw on the sheet metal to form an external thread, so it is called welding screw.

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