Drill Rod 3m 4 1/2" Metzke Thread Down The Hole Drilling Pipe
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Drill pipes Product Description Drill pipes that are used in applications such as DTH/ DTHR/ DR basically comprise of a steel pipe with a pin at one end and a box on the other. The job of the drill pipe is to transmit rotational torque and thrust fro......
Glorytek Industry (Beijing) Co., Ltd.
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Metzke Thread 4 1/2 Inch Reverse Circulation Drill Pipe For RC Hammer Drilling
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... depth or drill rig. The key features of a high quality DTH drill rod are durability, accuracy and manageability. DTH drill pipes are made of superior alloy and the both thread ends are friction welded to the seamless steel pipe.The high pressure air is...
ROSCHEN GROUP
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dia 101.6mm 6M 4 Inch Metzke Thread Dual Wall RC Drill Pipe
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6m 4" Inch RC Rods Metzki Box And Pin Thread With Inner Tubes For Reverse Circulation Drilling Product Introduce: RC, or reverse circulation, drilling is a tried and true drilling method in certain circumstances. Drillers usually use it on large-diameter ......
Changsha Sollroc Engineering Equipments Co., Ltd
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