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Double-walled casing with 40 mm coupling, wall thickness 10/10 mm, light design. Thanks to the reduction in weight, ideal for CCFA operation. Drill casings can be used in the Kelly drilling process, however not when a casing oscillator is in use.
Equipment - Conical bolts, conical rings, threaded rings and locating keys
Conical bolts, conical rings, threaded rings and locating keys
Cutting diameter of tool Dc - 640 mm
640 mm
Type - Standard
Standard
Casing outside diameter - 750 mm
750 mm
Effective length - 1,000, 1,500, 2,000, 3,000, 5,000, 10,000 mm
1,000, 1,500, 2,000, 3,000, 5,000, 10,000 mm