Timesavers says its popular 2300 Series machines are now available in configurations of up to 4 heads. The addition of the fourth sanding head can allow for a 30% increase in production line feed speeds, when compared to similarly equipped 3-head machines. This new configuration also allows you to have a 52-in. wide 4-head sander in your shop and running production for less than $100,000, the company says.