: Changsha Golden Drilling Machinery Co.,Ltd

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JZTG Band Steel Casing Items Foundation Piling Construction Industry

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Changsha Golden Drilling Machinery Co.,Ltd

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JZTG Band Steel Casing Items Foundation Piling Construction Industry

Contact Now

JZTG Band Steel Casing Items Foundation Piling Construction Industry

JZTG Band Steel Casing Items Foundation Piling Construction Industry Drilling casing date list is as below: D1/D2 mm length(m) a1(m) a2(m) a3(m) 2 3 4 5 6 weight(kg) 620/540 781 1125 1485 1839 2186 ...

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casing adaptor

kelly bar spare parts

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