Core barrels

Core barrels KR are used for cutting an annular ring in rock or concrete(alsoreinforced  concrete). The centre core is usually broken with chisel,rock auger or cross-cutter. The advantage of a core barrel is the concentration of the crowd force and torque on a small ring of cutting teeth. The diameter series core barrels match with the casing tubes. Other lengths and diameters can be supplied on request. The weights are approximate values.