OEM Customized Rotary Drill Pipe - Concentric Casing System – TDS

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OEM Customized Rotary Drill Pipe - Concentric Casing System – TDS Detail:

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4
A driver bit and a ring are assembled to a complete concentric system bit which is suit for 114-1067mm diameter tube.

Advantage:

1. Enhance penetration and perpendicularity
2. Reduce torque requirements
3. Deal with straight, oblique hole and other angle holes
4. Lowest effect with environment
External dia.(mm): 125/155/188/215/238/276/293/345/375/432…1090
Casing dia.(OD*ID,mm): 114*102/139*127/168*153/194*181…1067*1041

Outer Dia Of Casing Tube (mm)
Inner Dia Of Casing Tube(mm)
Reamed Dia(mm)
Min Inner Dia Of Casing Shoe(mm)
Drill Pipes(mm)
Max.Outer Dia of Normal Bit(mm)
114
101-103
127
91
76
77
127
114-116
136
101
76
82
140
124-127
152
117
76
92
146
127-132
154
117
76
105
168
149-155
184
140
76
105
178
159-165
194
150
76.89
125
193
173-180
206
164
76.89
140
219
199-206
234
184
89.114
150
244
224-231
260
210
89.114
165
273
251-257
305
240
114
190
323
301-310
348
284
114.127
220
406
382-388
440
364
127
255
457
433-439
488
413
140
340
508
484-490
538
464
140
385
558
534-540
590
514
140
440
610
586-592
642
566
140
485
660
636-642
694
615
168
540
711
687-693
745
665
168
590
762
738-744
798
716
168
640
863
839-845
900
815
168
685

Product detail pictures:

OEM Customized Rotary Drill Pipe - Concentric Casing System – TDS detail pictures

OEM Customized Rotary Drill Pipe - Concentric Casing System – TDS detail pictures

OEM Customized Rotary Drill Pipe - Concentric Casing System – TDS detail pictures


Related Product Guide:

Our progress depends around the innovative machines, great talents and consistently strengthened technology forces for OEM Customized Rotary Drill Pipe - Concentric Casing System – TDS , The product will supply to all over the world, such as: Swansea, Jeddah, Czech republic, We take measure at any expense to achieve essentially the most up-to-date equipment and approaches. The packing of nominated brand is our a further distinguishing feature. The items to assure years of trouble-free service has attracted a great deal customers. The solutions are obtainable in improved designs and richer assortment, they're created scientifically of purely raw supplies. It readily available in a variety of designs and specifications for your selection. The most recent kinds are a great deal better than the preceding one particular and they are quite popular with lots of prospects.
  • Superb technology, perfect after-sales service and efficient work efficiency, we think this is our best choice.
    5 Stars By Mary from Angola - 2018.09.23 18:44
    The factory technical staff not only have high level of technology, their English level is also very good, this is a great help to technology communication.
    5 Stars By Lindsay from Spain - 2018.05.13 17:00
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