Features

Adjustable cutting arms can meet the specific requirements of different reaming diameters；

After reaming the bore hole, convey spoil with drilling bucket or cleaning bucket ；

Cutting arms are easy to spread and retract; box-type structure is easy to maintenance;

Applicable layers: hard stratum, frozen soil and medium soft rock;

Customizable Items

Model DIA. Custom : design various cutting diameter based on demand, like φ950、φ1050 etc.

Key Component Reinforce Custom : strengthen the key component to extend life cycle;

Swing No.  Custom :  double swing or trible swing design as demand;

Kelly Box Custom : custom kelly box size based on the kelly bar, like 130*130, 150*150,200*200 etc;

Limit Hole No. Custom : add more limit hole to satisfy different reaming diameter demand. .