Turning a tunnel boring machine shield around.
Previously:
Tunnel boring machine breaking through - GIF
Vintage tunnel boring machine - GIF
Tunnel construction GIF
Turning a tunnel boring machine shield around.
Previously:
Tunnel boring machine breaking through - GIF
Vintage tunnel boring machine - GIF
Tunnel construction GIF
New plans added on 11/20: Click here for 2,589 plans for homemade tools.
Scotsman Hosie (Mar 3, 2020), Scotty12 (Mar 3, 2020), Tonyg (Mar 8, 2020)
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