Friday, November 27, 2020

Engineering - it can get it done

 


3 comments:

  1. Trying to make out what machine this is....some kind of high-powered boring machine, quarrying or maybe tunnel-making?

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  2. that is what miners call a drill. bore a big core drill deep into rock.

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  3. Called a Jumbo. Several air powered drills on adjustable arms used to drill the holes to be filled with explosives to carve tunnels out of a body of ore. I have seen some with 5 drills all drilling at the same time. https://marton.co.id/jumbo-drill-rigs/
    jack

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