WSM's heavy duty High Inertia Hogs deliver more grinding power for handling material surges and large wood chunks. The balanced, machined rotor and rigid hammers provide a high tip speed cutting action for more throughput and a more uniform product size. A full range of machine sizes are available with rotor diameters from 32" to 54" and widths from 32" to 72". Capacities range from 1 to 150 tons per hour.