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Thread: Geothermal rock drill bit - GIF

  1. Aug 18, 2020, 08:27 PM #1
    Altair
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    Geothermal rock drill bit - GIF

    Geothermal rock drill bit.




    Previously:

    Huge rock drill - GIF
    How tricone drill bits work - video
    manual rock drill
    Tunnel boring machine cutter head - video
    Turning a tunnel boring machine shield around - GIF

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    Last edited by Jon; Aug 19, 2020 at 02:23 AM.
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  3. Aug 18, 2020, 11:53 PM #2
    Frank S
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    Where's the bit

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  4. Aug 19, 2020, 02:23 AM #3
    Jon
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    Fixed, you should be seeing it now.
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  5. Aug 19, 2020, 07:56 AM #4
    Frank S
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    Quote Originally Posted by Altair View Post
    Geothermal rock drill bit.

    <video controls autoplay loop>
    <source src="https://s3-us-west-1.amazonaws.com/hmt-forum/geothermal_rock_drill_bit.mp4" type="video/mp4">
    Your browser does not support the video tag.
    </video>


    Previously:

    Huge rock drill - GIF
    How tricone drill bits work - video
    manual rock drill
    Tunnel boring machine cutter head - video
    Turning a tunnel boring machine shield around - GIF
    Ok that is just a standard button bit possibly a Hughes. the guy is rotating the cones to check and see if there are any tight or rough spots, an indicator that the cone bearings are about to fail



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    Never try to tell me it can't be done
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  6. The Following 2 Users Say Thank You to Frank S For This Useful Post:

    MeJasonT (Aug 23, 2020), will52100 (Aug 20, 2020)
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