5. special production can be supplied according to customer's requirement or sample.
4. mainly used for indoor and outdoor construction field.
3, can be made as low carbon steel. and high tensile.
2. different finish.such as bright. zinc plated.yellow zinc plated and so on.
1. different kinds of the bolts available.the size above M16. made by hot-forging.
we supply hex bolt. please contact us to know more details.
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