Size & Weight:Overall Dimension: 24 13/16" X 10 5/8" X 10 1/4" (63x27x26cm)Engine Type: 36 X32mm; Single Cylinder; Air Cooling; 2 StrokeWeight: 12kg3pcs Drill:22*350mm1pc Point Chisel:18*350mm1pc Flat Chisel: :16*280mm Specifications:Displacement: 32.7ccImpact Frequency: 3200min-1Impact Energy: 30jMax Power and Speed: 1800w (1.34hp) and 7000r/MinMax Torque and Speed: 1.5n.m/5000r/Min0.5l/HFuel Type: Mixed Oil (25 Gasoline: 1 Motor Oil)Fuel Tank Capacity: 0.9lFuel Consumption Rate: ≤0.5l/HMax Drilling Diameter:40mmStarter System: Hand Pull Start Wide Application:Suitable for Tearing up Foundations, Ripping up Driveways, Demolishing Re-enforced, Concrete Floors or Walls, Breaking Through Solid Rock, EtcLightweight for Effortless Control:This Demolition Jack Hammer Can Make Light Work of Breaking up Concrete and Block Quickly and Easily.It Is Powerful Enough for Most Heavy-duty Job Applications, yet Lightweight for Effortless Control. Package Contents:1x Gasoline Hammer Drilling Machine3x Drill1x Point Chisel1x Flat Chisel1x Toolkit1x Oil Can (Empty)