SHANDONG SAIGAO GROUP CORPORATION
SHANDONG SAIGAO GROUP CORPORATION

DKJ Type Reverse Joint

DKJ type reverse joint is a special tool for reversing stuck drill stem above stuck point in drilling and workover operation. In treatment of stuck drill stem, it can work as a fishing pin tap in reversing operation. When fish is stuck or cannot be reversed in fishing or reversing operation, the fish can be reversed from reversing sub and the fishing drill tool is tripped out.

Technical Specification of DKJ Type Reverse Joint:

Thread Conn (RH)I.D (mm)Min. Fishing size (mm)Lead in Diameter of Spear Rod(mm)Code
NC26739.737L10-4810
NC31849.746.SL10-6000
NC3186256L10-7300
NC31167571L10-8900
NC381688.283L10-10200
NC3B1699.893L10-11400
NC382010798U0-12700
NC3825118107L10-14010
NCS0301S0.4142L10-17800
6 5/8REG702135205U0-24500
6 S/8REG70232.62 ISU0-27300
6 S/8REG76313.6253L10-34000


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