Wireline Core

For soil and rock cores in most geology types – this is the industry most common / standard practice drilling tool.

Brown Bros Drilling are one of the innovators of Wire-Line Coring in New Zealand. We have been successfully Wire-Line Coring for over 50 years and have accumulated a huge wealth of knowledge from all over New Zealand. From the Waihi Gold Fields to Northland Limestone’s, the Huntly Coal Fields to the Ohia Coal Fields, Brown Bros Drilling have Wire-Line Cored it.

  • Core sizes from BQ to PQ
  • From vertical to 45 degree angle holes
  • Down Hole Orientations and Camera Surveys.