Symmetric overburden drilling equipment

Symmetric overburden drilling equipment

  • Hardening treatment of the part’s surface
    With longer operating life and excellent anti-wear properties.
  • Structural optimization
    Strength the structural strengh, easy to operate, reliable performance
  • Superior performance
    Smooth with high efficiency

Product Description

Symmetric overburden drilling equipment

Symmetric overburden drilling equipment/Casing shoe for well drilling

Retrievable symmetric drilling tools with casing tucbe step-by-step
  1. When the drilling starts, the central bit drive the ring bit down the hole, meanwhile the casing shoe and sasing tube follow down together.
  2. When arriving the bedrock, reversly rotate the tools and the central bit is pulled out from the hole.
  3. During pouring the concretes through the casing tube, pull out the casing tubes with the ring bit stnchroly.
Permanent symmetric drilling tools with casing tube step-by-step
  1. When the drilling starts, the central bit drive the ring bit down the hole, meanwhile the casing shoe and casing tube follow down together.
  2. When bit arriving the bedrock, reversly rotate the tools and the central bit is pulled out whil leaving ring bit in the hole bottom.
  3. Pouring the concretes into the casing tube or move to next filed work process.
Application Range

It is suitble for drilling water wells, geothermal wells, short mircopoles, medium mini-type grouting hole of building, damand harbour project.

Symmetric overburden drilling equipmentSymmetric overburden drilling equipment

Service

HD525 DTH hammer

  • The technical support team may provide remote or on-site support to resolve issues encountered by users during use.
  • Provide original spare parts to ensure timely replacement of worn or damaged parts to maintain the normal operation of DTH bits.
  • Timely information reply throughout the day, the first time to solve your problems.

HD525 DTH hammer

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