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Stabilizer
Material: AISI 4145H, AISI 4145H
Drill Pipe
Standard: API 5D Specification: OD: 2
2 sets of F-1300 Triple..
2 sets of Hydraulic ser..
Drill pipe 3 1/2" ..
Quality first, To keep mak..
Welong has established a complete and reliable quality system in compliance with ISO9001..
Participate in the 15th Anniversary Kazakhstan Int..
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