China Gold Supplier for Dth Hammer Drill Rod - Concentric Casing System – TDS
China Gold Supplier for Dth Hammer Drill Rod - Concentric Casing System – TDS Detail:
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
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
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)
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Min Inner Dia Of Casing Shoe(mm)
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Drill Pipes(mm)
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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:
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To create much more benefit for consumers is our company philosophy; customer growing is our working chase for China Gold Supplier for Dth Hammer Drill Rod - Concentric Casing System – TDS , The product will supply to all over the world, such as: Amsterdam, US, Greek, They're durable modeling and promoting well all over the world. Under no circumstances disappearing key functions in a brief time, it's a should for you personally of fantastic quality. Guided by the principle of Prudence, Efficiency, Union and Innovation. the business make an awesome efforts to expand its international trade, raise its enterprise. rofit and improve its export scale. We are confident that we'll have a vibrant prospect and to be distributed all over the world in the years to come.
By Pamela from Algeria - 2017.09.29 11:19
The company can keep up with the changes in this industry market, product updates fast and the price is cheap, this is our second cooperation, it's good.
By Marina from Romania - 2017.10.13 10:47
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