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mechanical

2 Followers
    Royal wooden door designs in factory
    9:25
    The gerr is being tampered with by heating
    5:46
    Iron is being tempered by heating
    1:32
    Pump Restoration Borewell#Motor Winding
    13:33
    The gear is being tempered by heating
    0:49
    How blocks are prepared to build a house
    6:09
    Very amazing
    0:20