EC21 Product Catalogs - china drill bit

800m Deep Water Well Drilling Rig Digging Machine for Sale

20240418

800m Deep Water Well Drilling Rig Digging Machine Basic Info. Model NO. 800s Condition New Motor AC Motor Drill Hole Diameter <100mm Drill Hole Depth >200m Bit Type Cone Bit Drilling Way Rotary Type

Drilling Rigs LZ120

20150424

Shandong Dongyuan Petroleum Equipment Co., Ltd. established in 1998 in China is a manufacturer of downhole mud motor which is usually used together with cone bits, diamond bits and so on in drilling

Hexagonal Kelly

20200523

bit,bearing the weight of the drill string.In the drilling of the turbine and screw, the weight of the drill string and the counter torque are supported. We are a square Kelly manufacturer in China,