• Arrow Back Pressure Valve

    Updated:Oct 21,2016    

    Arrow Back Pressure Valve is an important tool for preventing the blowout in drilling operation. Comparing to other structural valves, arrow back pressure valves possess following advantages, such as high strength, big flow area, high temperature and pressure resistance, and easily maintenance.

  • Bit-WEB

    Updated:Oct 21,2016    

    It can stand higher WOB at a normal rotary speed. Combined with different shaped compacts, compact numbers and the exposure height, it can be used for drilling in various formations.

  • Circulating Sub

    Updated:Oct 21,2016    

    The circulating sub is one specialized tool for circulating drilling fluid when running in casing on the way or finishing running casing down hole. According to actual need, there are circulating sub with casing thread and circulating sub with union thread

  • Coring-Tools

    Updated:Oct 21,2016    

    Coring tools are used for acquisition of the rock core in petroleum drilling. The coring tools can be applied to soft, moderate and rigid rock formations. Huaxin Drilltech can supply core barrels and core bits in various sizes and types.

  • Crossover Sub

    Updated:Oct 21,2016    

    Cross-over sub acts for switching nd connection of drill st m in petroleum, natural gas and geology drilling work. During drilling operations, cross-over su is mainly used to connect upper and lower drill tools in different connectors.