For low-fatigue working: anti-vibration handle and mass balance 1300-watt high-performance motor with Constant Electronic for the toughest applications Pendulum stroke for fast sawing progress Rated input power* 1,300 W Saw, stroke length* 28 mm Stroke rate at no load 0 ? 2,900 spm Weight 4.1 kg ,Cutting depth in wood* 230 mm Cutting depth in metal profiles and metal pipes 20 mm ,Vibration emission value ah 21 m/s? Uncertainty K 1.5 m/s?