Since the economic 宁浩博 Mining Machinery Co., Ltd. was founded, has been "the development of innovation, integrity management, reasonable pricing" as a concept, will continue to high-quality products, excellent service, reasonable prices, to become a first-class production enterprises. ? Sincerely cooperate with you, for your dedicated service, welcomed the new and old customers to inquire, negotiate for a better future. Let me take you understand this ND-4.2 × 4 internal combustion tamping machine flexible shaft (hereinafter referred to as tamping machine) is a new railway maintenance machinery for the construction of railway track maintenance-free power supply in case of both tamping the track bed can be used to clear the screen after the line can also be used for maintenance work and turnout, do not block the line to work with train interval. The main technical parameters Gasoline Model: GX390 Power: 9.5kW fuel consumption: 310g / kW.h Oil Capacity: 1.12L frequency: 140-160Hz amplitude: 1.25mm maximum exciting force: 4.2KN × 4 Productivity: ≥240 root / group hour pickaxe hardness: 55 ~ 60HRC vibrating rod diameter: 50mm flexible shaft diameter: 13mm Tube Diameter: 36 / 46mm Dimensions: 1770 mm × 750 mm × 870mm Total weight: 175kg more detailed description of this product If you have any questions, please call us or come visit our company. Haobo company has been adhering to: customer first, technology first to, unity, pragmatic. Haobo people always believe: into the world of quality, new business opportunities. Company products are sold in Shandong, Guizhou, Xinjiang, Yunnan, Sichuan, Jiangsu, Guangxi, Inner Mongolia, Shaanxi, Shanxi, Liaoning, Hebei, Henan, Guangdong and other provinces in the country, sincerely welcome friends from all over the country to inquire business negotiations.