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High/low wind pressure down-the-hole drill bit
Cutting pick
Cold pressing button bit
Down-the-hole drill bit
Bull bit/ cross drill

Contact: Zhang Jianping
Tel: +86-713-6234833
Mobile: +86-13971717493
Fax: +86-713-6237788
E-mail: zhangjp75101@sina.com
URL: http://m.dgmingzhi.com.cn

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