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No.15 , Beihuan Road,Cangzhou,Hebei,China China
Steel tooth tricone bit 1.ISO 9001:2008 & API spec7-1 2.Stocks adequate&timely delivery 3.30 years experience in tricone rock bit
1.Bit sizes range from 3 7/8" to 26" 2.Meet with API Spec7-1 &ISO 9001:2008 3.30 years experience in well drilling equipments
Specification: Size 8 1/2(215.9mm) IADC 127 Bearing Type Elastomersealedbearing Thread Connection 4 1/2 reg pin WOB(KN/mm) 0.35~0.95 RPM(r/min) 180~80
Personne àcontacter Ms. wendy tong
Nom de la société No.15 , Beihuan Road, Cangzhou, Hebei
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