The SFH is a versatile, heavy duty attachment for use with tractors up to 500 horsepower (HP version). It can grind trees up to 45 cm max diameter, stones up to 30 cm max, and run at a depth of 40 cm under ground. The transmission with side gearboxes convert engine power into speed and torque. Multiple tooth options combined with an industry leading rotor design, make the SFH one of a kind. All our options make the SFH very versatile and the best solution for multiple applications.