Core Barrel / Extendable Pilot Bit

DDCORE 












 

 





EXT PILOT






65343343

(Sold separately)

 

Terex® digger derrick core barrel, extendable pilot bit & auger combinations are available in a range of diameters.

Standard specifications are as follows:

                  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.

Standard Terex® auger comes with a bolt on hex pilot which when removed allows it to accept the extendable pilot bit options while keeping the auger on the machine, thus saving valuable time in the field.

The extendable pilot used with the barrel allows for an easy start and provides additional stability in extremely hard rock or out of level surfaces.

Core barrel can be used with standard Terex® Augers BTA, BTA Spiral and ICH augers.

 

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 The 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.