we are manufacturer specializing in making all kinds of rotary drilling machinery and accessories,we provide good quality rig,drilling pipe/bar bucket.wire rope used rig.we have been piling field for over ten years,our designing engineer doing his work 40years. ...

Unidrill manufactures a complete range of cemented tungsten carbide replacement wear parts for foundation drill, mining and tunneling, trenching, road milling industries. Produce sell isn&＃39;t all we do, delivering productivity, efficiency value is our eternal goal. At Unidrill, ...

With 10years experience of serving our mother company which is a professional foundation construction since 2003, we deal with machinery and spare parts problems improve it, design fabricate as per situations. Now Hunan HM Machinery Co., Ltd has two factories(HM Co Jinhang Engineering Co), ...