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Our company has developed the new type PDC bits, the diameter is 1120mm .This product has few company can produce in China, we are the best one . Read More
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| Factory Address:Lixi Industry Zone,Donggang Town,Xishan District,Wuxi,Jiangsu,China. | |
| Sales office:Lixi Industry Zone,Donggang Town,Xishan District,Wuxi,Jiangsu,China. | |
| +86-510-88353010 | |
| sales@chinadrilling.net | |
