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    Grinding and welding of mechanical fittings
    0:09

    Grinding and welding of mechanical fittings

     1  view
    Machine process to make a star-shaped gadget
    0:09

    Machine process to make a star-shaped gadget

     1  view
    Freight car accessories
    0:08

    Freight car accessories

     1  view
    Surface cleaning of freight cars
    0:13

    Surface cleaning of freight cars

     1  view
    The tire was pulled out so easily
    0:12

    The tire was pulled out so easily

     2  views