Customized: | Customized |
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Length: | 90mm |
Type: | DTH Drill Bit |
Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: | |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
Outer Dia. of Casing Tube |
Inner Dia. of Casing Tube |
Reamed Dia. |
Min. Inner Dia. of Casing Shoe |
Drill Pipes |
Max. Outer Dia. of Normal Bit |
mm |
Mm |
mm |
mm |
mm |
mm |
108 |
93-99 |
118 |
86 |
76 |
77 |
114 |
101-103 |
127 |
91 |
76 |
82 |
127 |
114-116 |
136 |
101 |
76 |
92 |
140 |
124-127 |
152 |
117 |
76 |
105 |
146 |
127-132 |
154 |
117 |
76 |
105 |
168 |
149-155 |
184 |
140 |
76,89 |
125 |
178 |
159-165 |
194 |
150 |
76,89 |
140 |
193 |
173-180 |
206 |
164 |
89,114 |
150 |
219 |
199-206 |
234 |
184 |
89,114 |
165 |
244 |
224-231 |
260 |
210 |
114 |
190 |
273 |
251-257 |
305 |
240 |
114,127 |
220 |
323 |
301-310 |
348 |
284 |
127 |
255 |
406 |
382-388 |
440 |
364 |
140 |
340 |
457 |
433-439 |
488 |
413 |
140 |
385 |
508 |
484-490 |
538 |
464 |
140 |
440 |
Product Name: | Concentric casing system with ring bit & Concentric casing system (Permanent) |
Material: | carbide |
MOQ: | 5pcs |
Design Principles | Make the casing follow easy and the equipment and operation simple |
Type | Concentric casing system |
Application | It is recommended to drill in rock formation where contains some ovals and fractures. |
Certificate | ISO9001 SONCAP |
Outstanding Advantages | The stable and reliable working performance and the less vibration of drill rig and flexible to open and close. |
Suppliers with verified business licenses