Coupling sleeves, other name is Coupling, when using rock drills with male shank adapters and a conventional drifter rod, a coupling is required to j...
Zhongshi brand Spiral Rigid centralizer has distinguished features:Spiral Rigid Centralizer is a cast steel solid centralizer that is suitable for use in open hole...
The SSX-A is hydraulic liner hanger features with double cones, double cylinders and double-row slips, set by applying pressure through the run-in string. A settin...
The Water Swivel is connected between pump and the top of the drill rod string by a high pressure hose, allowing water or other drilling fluids to be pumped through the...