Very happy to recommend DD-1 portable electric tamping ho DD-1 portable electric tamping ho is the company's flagship product, and if you have any needs or suggestions, please contact us at Tel: 18853736667 Xu Jingli, we will be happy at your service! DD-1 portable electric tamping ho is suitable for railway track bed of a small conservation maintenance machinery, mainly for the track bed ballast tamping operations. The device is easily and quickly up and down slopes, easy to operate, suitable lines, switch tamping operations. Has the following characteristics: The machine uses the electric motor for power, motor and drive shaft coupled with anti-reversal flywheel, shaft driven through planetary roller cone achieve rods body vibration. Take the rubber handle and shock absorber spring two structures, staff felt a small hand. Technical parameters: Power: Motor power 750 W, 380V vibration force: ≥ 4300N Amplitude: 1.5mm Vibration frequency: 150Hz Weight: 19 ± 0.5kg Dimensions: 1050 × 350 × 215 (mm) If your company has DD- 1 portable electric railway ballast tamping ho ho vibrated plan in this regard, contact us, we wholeheartedly at your service! company in a professional-quality, excellent service, providing customers with the most professional products & solutions and the highest quality , the most reliable service.