Rock Saws

Especially suited to handle the diverse and challenging geotechnical conditions found across New Zealand. Our Rocksaws have the capability of trenching up to 1 meter deep, and widths of 120mm and 200mm. This machine quite literally eats tough rock for breakfast.

Rocksaw Services.

We know better than most the challenges of the diverse geotechnical conditions found across our land, which is why we are the most trusted provider of Rocksaw Services across the greater Auckland and North Island regions.

Our Rocksaws have are used in a range of applications nationwide including:

  • Culvert Drainage
  • Infrastructure & Subdivision Cable Installations
  • Underground Utility Services including Gas, Power, Water & Fibre 
  • Motorway / Highway Sub Soil Drainage
  • Sports Field Drainage


Over the last 20 years, Parkinson & Holland and have been keenly involved in shaping the landscape of Aotearoa. Much of that time has been spent up and down the North Island on numerous project sites including Auckland International Airport and Eden Park Stadium.