JSI is a highly specialized manufacturer of quality rock drilling tools and supplier of various kinds of industrial products for mining, tunneling etc

Since 1996, JSI has been striving to provide clients fast, stable and economic rock drilling solutions. JSI adheres to client first and honest philosophy, which made JSI won the trust and respect in the markets. By the time of 2011, JSI's clients come from over more than 51 countries and JSI gradually emerges as one of the most credible and respected Chinese exporters. Our drilling products made from premium materials; Good and constant quality; 5000pcs in stock every month; Our products but...

Since 1996, JSI has been striving to provide clients fast, stable and economic rock drilling solutions. JSI adheres to client first and honest philosophy, which made JSI won the trust and respect in the markets. By the time of 2011, JSI's clients come from over more than 51 countries and JSI gradually emerges as one of the most credible and respected Chinese exporters. Our drilling products made from premium materials; Good and constant quality; 5000pcs in stock every month; Our products button bits like B45R32, drill rod, coupling, DTH hammer and bits like QL60 for ROC L8, DTH PIPE JSI ROCKTOOLS 11F, Jiulian Building, No. 213, North Baoshan Road, Guiyang, Guizhou 550004, China Tel: +86-851-6780905 Fax: +86-851-6780960 [email protected] http://www.jsintl.com.cn/ thank you