We are Shandong Techgong Geotechnical Engineering Equipment Co., Ltdin China, we mainly produce and export mining tools, foundation drilling tools, road milling tools, rock drilling tool, in particular the tunnel & shield driving machine tools. Our Production range is including Mining Bits, drilling teeth, shield driving tools, Road Planning bits, Foundation Drilling Tools, etc. They are used for mining, quarrying, tunneling, piling, water drilling, geological prospecting, mineral exploration, civil engineering and construction Etc. ... More information

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• Country : China