Main application:-
A Cross Cutter is designed mainly to used for break rock cores which remain in the borehole after using a core barrel.
The core is broken with round shank picks. Then cuttings are removed with heavy duty buckets.
It is also suitable for drilling hard, jointed rock (<100 MPa) and for penetrating through layers containing boulders.
Features:-
Kelly box: 130-150-200 – other available upon request
Teeth: BETEK – B47K22H or B40K12
Cutting ring with tungsten roller bits welded into
the base ring of core barrel.
Wear protection: hard facing (standard)
or wear stripe (optional)
or BETEK tungstuds (optional)
