shuanmatown, Xiangtan, Hunan, China,
Established in 2008, Xiangtan Zhongwei Heavy Industry is anadvanced technological company that specializes the R&D,manufacture and sales of various drilling tools, attachments andspare parts.Our main products include kelly bars, buckets, ...
our main products include kelly bars, drilling buckets, augers, core barrels, drilling teeth and holders, cutting bits, steel wire ropes for drilling rigs and cranes, lift units, hydraulic motors and speed reducers.
