71 - 80 of 609
well drilling dth drill pipe
Selling leads
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... in Changsha, Hunan, China. We have rich experience in this field of DTH hammers and bits for 20 years. Owing to high quality, professional serivce ...
2026-03-26 00:27:26
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... in Changsha, Hunan, China. We have rich experience in this field of DTH hammers and bits for 20 years. Owing to high quality, professional serivce ...
2026-03-26 00:27:26
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Product specifications: DTH drill pipes specifications Outer diameter Thread Wall thickness mm Length mm mm inch 76 3 API 2 3/8 REG API 2 7/8 REG API ...
2024-12-09 12:11:48
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... in Changsha, Hunan, China. We have rich experience in this field of DTH hammers and bits for 20 years. Owing to high quality, professional serivce ...
2026-03-26 00:27:26
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... in Changsha, Hunan, China. We have rich experience in this field of DTH hammers and bits for 20 years. Owing to high quality, professional serivce ...
2026-03-26 00:27:26
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... in Changsha, Hunan, China. We have rich experience in this field of DTH hammers and bits for 20 years. Owing to high quality, professional serivce ...
2026-03-26 00:27:26
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... in Changsha, Hunan, China. We have rich experience in this field of DTH hammers and bits for 20 years. Owing to high quality, professional serivce ...
2026-03-25 07:30:19
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... in Changsha, Hunan, China. We have rich experience in this field of DTH hammers and bits for 20 years. Owing to high quality, professional serivce ...
2026-03-25 07:30:19
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... steels for selection. So, in practice of field drilling, under different condition, there may be in need of different kinds of drill rods for ...
2024-12-09 12:11:48
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... in a bore. The DTH hammer resembles a small jack hammer. It screws onto the end of a drill string like a section of drill pipe. Like the jack ...
2026-04-29 00:08:31
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