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Oops ! Our English website is under development, we expect the development to be over by June , We highly regret the inconvenience caused.
Kindly bear with us and for enquiries please contact mail@kinlong.com .
钢结构用高强度大六角头螺栓连接副 GB/T 1228-2006
大六角强螺栓由一个螺栓，一个螺母，两个垫圈组成。
京东
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