1、 Use: Suitable for thin plate fixing of simple buildings.

2、 heat treatment: yes

3、 Major markets: Asia, North and South America, Europe, Africa, Oceania, etc

4、 Rugged and durable: the thread is fastened, the thread is clearly and evenly distributed, and the screw section is smooth and smooth.

5、 Advantages: Standard hexagon design, slippery phenomenon is not easy to occur during installation, smooth and complete without burr inside and outside.

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