Wholesale Price Down The Hole Drill Pipe - Concentric Casing System – TDS
Wholesale Price Down The Hole Drill Pipe - 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 have our own sales team, design team, technical team, QC team and package team. We have strict quality control procedures for each process. Also, all of our workers are experienced in printing field for Wholesale Price Down The Hole Drill Pipe - Concentric Casing System – TDS , The product will supply to all over the world, such as: Israel, Slovakia, Porto, Our focus on product quality, innovation, technology and customer service has made us one of undisputed leaders worldwide in the field. Bearing the concept of "Quality First, Customer Paramount, Sincerity and Innovation" in our mind, We have achieved great progress in the past years. Clients are welcomed to buy our standard products, or send us requests. You will be impressed by our quality and price. Please contact us now!

The customer service staff's attitude is very sincere and the reply is timely and very detailed, this is very helpful for our deal,thank you.

Write your message here and send it to us