API Standard Steel DTH Drill Rods For RC Drilling , Wear Resistance

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Hunan New Diamond Construction Machinery Co., Ltd.

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API Standard Steel DTH Drill Rods For RC Drilling , Wear Resistance

Contact Now

API Standard Steel DTH Drill Rods For RC Drilling , Wear Resistance

Description We adopts famous domesticlarge steel enterprises(such as Anshan lron and Steel Group corporation and Hengyang Steel Group) production of material to produce drill pipe, and heat treatment ...

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dth drill pipe

rock drill rods

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