VEVOR Demolition Jack Hammer, 3500W Jack Hammer Concrete Breaker, 2pcs Chisel with Gloves & 360°C Swiveling Front Handle for Trenching, 1900 BPM Heavy Duty Electric Jack Hammer, Black Powerful Motor Alloy Chuck Automatic Locking Design Ground Breaking Wall Demolition Drill Removing Single Impact Energy: 60J,Rated Impact Frequency: 1900BPM,Noise: ≤105dB,Input Power: 3500W,Model: JH-65,Chuck Type: Hex Shank,Net Weight: 47.6 lbs/ 21.6 kg,Package Size: 28.7 x 7 x 14.5 inch/ 730 x 180 x 370 mm