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Well Drilling 4'' DTH Hammer With External Diameter 99mm 2 3/8'' API REG2022-11-09 11:15:50 |
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Standard DTH Drill Pipe With 2 3/8'' IF Thread For Construction Use2024-10-31 18:32:43 |
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4inch SD4 Hammer 40.5kgs 1.0-3.0Mpa DTH Drill Hammer For Industrial2024-10-31 11:36:24 |
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2''-15'' DTH Hammer with 95mm-445mm Hole Range Color As You Need2024-10-31 11:36:24 |