Yanggu Yihui Drilling Tools Co.,Ltd.
ADDRESS:No.216 Zhengyang Road, Qingdao, Shandong,China.
We have a very strict quality controlling system which promises that all the goods we produced are always of the best quality.
Anti rust oil spherical nut can make sure that the nut is anti-corrosive.
Spherical Hex Nut also called spherical collar nut, it is used for fasten the hollow bar, it can used directly for both domed anchor plate and flat anchor plate, all nuts exceed the ultimate...
We are professional manufacturer and produce these items by our selves, we have totally advantage in the whole market.