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Linqing City Ruilong Drill Co.,Ltd.

All Products >> Drill tools

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box & pin joint with large stock
box & pin joint with large stock
Specification: as customized
Detail: Linqing Ruilong Drill Co.,Ltd. DTH drill rod introduction Material of rod body: R780 material Material of connector: 40Cro ,35Crmo,37CrMnMo Rod body craft: friction welding, vacuum heat treatment,nitro...

2
114mm diameter 6m length with nc31 thread manufacturer&exporter
114mm diameter 6m length with nc31 thread manufacturer&exporter
Specification: 114mm*6m
Detail: Linqing Ruilong Drill Co.,Ltd. DTH drill rod introduction Material of rod body: R780 material Material of connector: 40Cro ,35Crmo,37CrMnMo Rod body craft: friction welding, vacuum heat treatment,nitro...
Showing 1 - 2 of 2, total 1 pages        [First] [Previous] [Next] [Last]
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