The Metabo RF14-125 was designed for effective grinding and removal of concrete. A heavy duty, dustless hand-held scarifier concrete grinder features a powerful 12.2AMP Metabo motor overload protection. The RF14-115 includes tripple gear reduction, floating brush ring, flush plate, aluminum die-cast "Turbo" dustless guard, adjustable depth control, safety slip clutch, power interruption protection and more! This high torque concrete line was designed to protect the equipment and user.