Back then, it was ground breaking stuff.

  • @mack7400
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    English
    61 year ago

    I was watching one about how aircraft components are attached. It’s riveting.

    • kamenLady.
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      11 year ago

      Many great stories, such as Marshall Litchfield, who used a Kinze grain auger to make a big “earth auger” that digs 18-in. dia. holes as deep as 9 ft. It mounts on his skid steer loader.

    • @devious
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      11 year ago

      I found the documentary about mallets to be smashing!