Oilfield Drill Pipe Posted By foundoil -
China
Summary: oilfield drill pipe plays decisive role drilling transfered torque bit
Product Category:
Drill pipe [170]
Oilfield Circular Chart Paper Posted By GuangzhouHani -
China
Summary: meter recording chart mc mp 15000 1h mo 20000 2000 30000 6000 10000 24hr 300