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147-145mm High Air Pressure DTH Drill Bit for 5 Inch DTH Hammer
2025-04-13
introduction 2460
HDH-SP5806
Customized
Jobber-length
High Carbon Steel
Well Drilling, Metal Drilling
φ147-152
185
10
2
8*18
Hyra
Wooden Case
14.3kg
China
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