A Cross-Cutter is used to break rock cores (50 – 100 MPa) which remain in the borehole after using a core barrel. 

The core is broken with round shank chisels. The cuttings are then removed with buckets. 

200 kelly box made of heat-treated cast steel with two locking pins. Wear strips or Tungstuds wear protection on the barrel body. Fitted with Betek quick chnage bars. Bottom ring and blades in Hardox HB 500.