Standalone Core Barrel

ddcore


















EXT PILOT







65343343

(Sold separately)

 

Terex® digger derrick Standalone core barrel, extendable pilot bit. Are available in a range of diameters. 

Standard specification are as follows:

  • 2”, 2-1/2”, 2-5/8” or 3” Hex Hub available.
  • 5/8” wall thickness.
  • 30” barrel length.
  • 5-tooth cut pattern.
  • Available with bullet teeth, J-tooth, or hex tooth   configuration.
  • Relief slots around barrel circumference.
  • Relief cuts in top for reduced crowd pressure.

 

Application


Coring of fractural and non-fractural rock, non-reinforced and reinforced concrete. For use when material cannot be effectively drilled with conventional digger derrick augers. The optional extendable pilot used with the barrel allows for an easy start and provides additional stability in extremely hard rock or out of level surfaces.

 

Diameter

Part number

18"

65367631

20"

65367670

22"

65367719

24"

65367674

Other configurations available upon request.