1) The machine is powered by 4-cycle, air-cool and single cylinder petrol engine;
2) The engine of the machine could bear heavy weight and great shock;
3) Self-cleaning system;Rust-free eliminates corrosion;
4) Impact force is adjustable with variable jumping stroke set by throttle lever.
5) Special design with anti-vibration handle;
6) The base plate size: 330mm (L) * 300mm (W), which designs for well balance;
7) Specially designed extends better durability and accept powerful impaction force;