The Boxthorn Puller, and Post/Tree Puller are designed to provide exceptional pull, allowing you to remove an entire tree or bush, including the root system to prevent regrowth. This attaches to a Front End Loader, Bobcat or Excavator, and is a must have for: Farms, Orchards, Vineyards, Department of Resources, Property Developers, Landscapers, Land Clearing Contractors, Firebreak Contractors. The unit significantly reduces time, effort and manpower that is usually required with the chain & digging method. Higgins Engineering Pty. Ltd. is a farm machinery and equipment manufacturer in Minlaton, South Australia. The private company was founded in 1997 by Rob Higgins. Rob has been in the agricultural industry for many years, and is a specialist supplier of the Boxthorn Puller, Post/Tree Puller, as well as all Pins & Bushes for farm tillage machinery.