345mm MRS280 Overburden Casing Drilling System Bit For Quarry Construction Mining Water Well Drilling
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...345mm MRS280 Overburden Casing Drilling System Bit For Quarry,Construction,Mining,Water Well Drilling OD of casing pipe: 280mm They are designed for economic cost of drilling in simultaneous casing advancement. The wings are retracted by reverse rotation. Choose our MRS Overburden Casing Drilling System Bit and experience the difference that quality, expertise, and personalized service can make. Don't compromise on your drilling...
Wuhan Kingdrilling Diamond Co.,Ltd
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