Shandong Jining Shengdu Pneumatic Tool Co. specializes in producing taper drill rod, coal drill, bolt, DTH drill pipe, broken out head, drill head of the professional manufacturers, the company independent production of alloy, has a group of excellent heat technology, professional technical team. Over the years, the company produced drill rod, drill bits are widely used in domestic mines, tunnels, engineering construction, domestic and foreign customers praise and trust. Company uses direct marketing, maximum reduction of intermediate transport costs, quick to meet customer demand, is your best assistant mine project development. We adhere to integrity, willing to work with you to develop, create brilliant! Scope: mining, tunneling, construction

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