ProCore
A make of tractor mounted or self-propelled aerators with a range of models. The tines used can be hollow or a range of solid, depending upon the model. The self-propelled model has a working width of 1.22m (model 648), with a working depth up to 10.2cm.
The tractor mounted models have a working width of 1.63m or 2.49m (models 864 and 1298), with a working depth to 12.7cm. The tractor mounted heavier duty, solid tine, ProCore SR series (consisting of 5 models) are able to penetrate to much greater depths, up to 41cm, with the working widths ranging from 1.22m to 1.98m. It is manufactured by the Toro Company.