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Singho Oilfiled Drill Pipe Float Valve
2025-04-13
introduction 3420
Singho-4F5R
API, ISO
Oil Mining, Coal Mining, Well Drilling
Petroleum Drilling Machine
Digital-Control Vf Electric Rig
3000m
Wheeled Tractor Hoist
Semi-Submersible Drilling Rig
8 1/2 Inch
6
Hydraulic
Electric
Investment Castng+Machining
Singho
Wooden Box
OEM
Qingdao Shandong
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