Hot sale Factory Dth Hammer Bit Supplier - Concentric Casing System – TDS
Hot sale Factory Dth Hammer Bit Supplier - 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)
|
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:
Related Product Guide:
We usually keep on with the principle "Quality To start with, Prestige Supreme". We've been fully committed to offering our purchasers with competitively priced excellent solutions, prompt delivery and skilled support for Hot sale Factory Dth Hammer Bit Supplier - Concentric Casing System – TDS , The product will supply to all over the world, such as: Manila, Mauritius, Nepal, Our products are widely sold to Europe, USA, Russia, UK, France, Australia, Middle East, South America, Africa, and Southeast Asia, etc. Our products are highly recognized by our customers from all around the world. And our company is committed to continually improving effectiveness of our management system to maximize customer satisfaction. We sincerely hope to make progress with our customers and create a win-win future together. Welcome to join us for business!
By Paula from United States - 2017.04.28 15:45
We have worked with many companies, but this time is the best,detailed explanation, timely delivery and quality qualified, nice!
By Aurora from Buenos Aires - 2017.05.31 13:26
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