Guizhou Sinodrills Equipment Co.,Ltd

shank adapters, button bit, coupling sleeve, DTH Bit, DTH Hammer, Core bit, drag bit

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Address: 16F, Guoyi Mnsion, No.3 Zhonghua North Road,
Guiyang, Guizhou
China, 550001

Tel: 0086-851-6821628
Fax: 0086-851-6830552