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api 5dp double walled drill string
Selling leads
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... In order to realize the reverse circulation drilling process of the through-the-hole DTH hammer, the matching drilling tool system mainly includes ...
2025-08-01 00:10:52
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Product Description In order to realize the reverse circulation drilling process of the through-the-hole DTH hammer, the matching drilling tool system ...
2025-08-01 00:10:52
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Double Wall Drill Pipe For Reverse Circulation Hammer Drilling Product Description The non-grooved double-wall drill rod is composed of an inner drill ...
2025-08-01 00:10:52
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Rotary Drill Double Wall Or Single Wall Casing Pipe With Casting Joint Product Description In order to realize the reverse circulation drilling ...
2025-08-01 00:10:52
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Manufacture of RC drill pipe / 114mm reverse circulation drill pipe / double wall drill pipe Product Description: Double wall RC drill pipe is used ...
2025-08-01 00:10:52
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...Double Wall Drill Pipes Product Description 1. Name: Double wall drill pipe 2. Size: DP89/40-DP219/150 3. Standard: ISO API 4. Certification: ISO ...
2025-08-01 00:10:52
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...Drilling Double Wall Drill Pipe Product Description 1. Name: Double wall drill pipe 2. Size: DP89/40-DP219/150 3. Standard: ISO API 4. Certificatio...
2025-01-02 16:10:03
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...: ISO API 4. Certification: ISO API High-strength double-tube drill pipe for reverse air circulation drilling in open-pit mining. The length can be ...
2025-08-01 00:10:52
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...High strength double tube drilling pipe for air reverse circulation drilling in open pit mining. Length can be made as per customer requirements, ...
2025-01-02 16:10:03
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Customized Double Wall RC Drilling Rod Trenchless Double Wall Drill Pipe Product Description Trenchless double wall drill pipe is composed of inner ...
2025-08-01 00:10:52
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