A grinding machine, often shortened to grinder , is one of power tools or machine tools used for grinding.It is a type of machining using an abrasive wheel as the cutting tool.Each grain of abrasive on the wheel's surface cuts a small chip from the workpiece via shear deformation.. Grinding is used to finish workpieces that must show high surface quality (e.g., low surface. Home Forestry Equipment Wood processing, chipping and recycling Grinders Hogzilla. Quick Search * Search . Back to search results. Hogzilla TC 1546. Home Forestry Equipment Wood processing, chipping and recycling Grinders Hogzilla. Hogzilla TC 1546. Price $ 250,000. Year. 1996. Working hours. 6,500 h. Print. Add to favorites.