VEVOR 37.77cc Gas-Powered T Post Driver, 4-Stroke Engine Gasoline Fence Piling Pounder, with 2 Post Driving Head(55/70 mm) , 1000W Portable Piledriver For Farm, Ranch Fencing, Road ImprovementsFast Pile DrivingMultiple Piling HeadsPowerful EngineHumanized designExtensive applicationPlastic box packagingMaximum Torque: 1.6 N·m,Impact Energy: 20-50J,Maximum Torque Speed: 6000 RPM,Product Dimensions: 615 x 377 x 480 mm / 24.21 x 14.84 x 18.90 in,Displacement: 37.7cc,Engine Type: 4-Stroke,Main Materials: Die-cast Aluminum + Steel+ Plastic,Rated Speed: 6500 RPM,Included Piling Sleeve Diameters: 55mm, 70mm,Item Model Number: JH-68,Fuel Tank Capacity: 0.65L ±5%,Rated Power: 1kW ±5%,Impact Frequency: 2400-3000 BPM,Net Weight: 20.7 kg / 45.64 lbs