Fein 72381961090 Beveling Machine Kfh17-15Rt/N09 120V60HFein 72381961090 Cutting output 30 80 percent higher and significantly reduced vibration with new booster technology. Spring technology: Cushioning of rotation force yields increased occupational safety through low vibration work. FEIN ErgoGrip: Unique ergonomic concept with two handed operation for low fatigue work patent pending. Extensive user protection due to soft start, restart protection, jam monitoring, and electronic overload protection.